Thiam, A., Bravo-Ureta, B. and Rivas, T. (2001) Technical Efficiency in Developing Country Agriculture: A Meta-Analysis. Agricultural Economics, 25, 235-243.
 Kahlown, M.A., Shafique, S.M. and Iqbal, M. (1998) Improved Irrigation Methods for Efficient Use of Irrigation Water under Different Water-Table Depths. Mona Reclamation Experimental Project, WAPDA, Pub. No. 231.
 Watto, M. (2013) Measuring Groundwater Irrigation Efficiency in Pakistan: A DEA Approach Using the Sub-Vector and Slack-Based Models. 57th AARES Annual Conference at the Sydney Convention and Exhibition Centre in Darling Harbour, Sydney, 5-8 February 2013, 35 p.
 Jalota, S.K., Sood, A., Chahal, G.B.S. and Choudhury, B.U. (2006) Crop Water Productivity of Cotton (Gossypium hirsutum L.) Wheat (Triticum aestivum L.) System as Influenced by Deficit Irrigation, Soil Texture and Precipitation. Agricultural Water Management, 84, 137-146.
 Aziz, D., Masood, A. and Hashmi, Z. (2018) Turning the Tide. The News International.
 Shukla, V. (2018) Pakistan’s Alarming Water Crisis: Country to Run Out of Clean Water by 2025. Politics.
 Charnes, A., Cooper, W.W. and Rhodes, E. (1978) Measuring the Efficiency of Decision Making Units. European Journal of Operational Research, 2, 429-444.
 Banker, R.D., Charnes, A. and Cooper, W.W. (1984) Some Models for the Estimation of Technical and Scale Inefficiencies in Data Envelopment Analysis. Management Science, 30, 1078-1092.
 Dhungana, R.B., Nuthall, V.G., Nartea and Peatr, L.P. (2004) Measuring the Economic Inefficiency of Nepalese Rice Farms Using Data Envelopment Analysis. Australian Journal of Agricultural and Resource Economics, 48, 347-369.
 Berkhout, M. (1997) Farmer’s Use of Basin, Bed and Furrow and Furrow Irrigation Systems and the Possibilities for Traditional Farmers to Adopt the Bed and Furrow Irrigation Method. International Irrigation Management Institute, Report No. R-33.
 Anshtuz, J.D. and Chavez, H.B. (1985) Drip Irrigation at Superior Farming Company. Drip/Trickle Irrigation in Action. Proceedings of the Third International Drip/Trickle Irrigation Congress, Vol. 1, 8-12.
 Almas, L.K., Colette, W.A. and Warminski, P.L. (2007) Reducing Irrigation Water Demand with Cotton Production in West Texas. Southern Agricultural Economics Association Annual Meeting, Mobile, 4-7 February 2007, 18 p.
 Abedullah, B.K. and Ahmad, B. (2006) Technical Efficiency and Its Determinants in Potato Production Evidence from Punjab Pakistan, Lahore. Journal of Economics, 11, 1-22.
 Alam, A., Hajime, K., Ichizen, M., Akira, I., Esham, M. and Faridullah (2012) Technical Efficiency and Its Determinants in Potato Production: Evidence from Northern Areas in Gilgit-Baltistan of Pakistan. International Journal of Research in Management, Economics and Commerce, 2, 1-17.
 Amaza, P.S. and Olayemi, J.K. (2002) Analysis of Technical Inefficiency in Food Crop Production in Gombe State, Nigeria. Applied Economics Letters, 9, 51-54.
 Fatima, H. and Azeem, K. (2015) Influence of Wheat Varieties on Technical Efficiency and Production of Wheat Crop in Pakistan (In Selected Area of Punjab). Sarhad Journal of Agriculture, 31, 114-122.
 Scheierling, S.M. and Treguer, D.O. (2018) Beyond Crop per Drop: Assessing Agricultural Water Productivity and Efficiency in a Maturing Water Economy. The World Bank, Washington DC.