1.
 |  | Title: Soil Erosion and Conservation by S.A. El-Swaify, W.C. Moldenhauer, Andrew Lo ISBN: 0935734112 Publisher: Soil & Water Conservation Society Pub. Date: 01 August, 1985 List Price: $35.00 Amazon.com Price: $35.00 |
2.
 |  | Title: Multiple Objective Decision Making for Land, Water, and Environmental Management by International Conference on Multiple Objective Decision Support System, D. S. Yakowitz, S. A. El-Swaify ISBN: 1574440918 Publisher: CRC Pr I Llc Pub. Date: 15 January, 1998 List Price: $84.95 Amazon.com Price: $84.95 |
3.
 |  | Title: Adopting Conservation on the Farm: An International Perspective on the Socioeconomics of Soil and Water Conservation by Ted L. Napier, Silvana M. Camboni, S. A. El-Swaify ISBN: 0935734317 Publisher: Soil and Water Conservation Society Pub. Date: 01 January, 1995 List Price: $40.00 Amazon.com Price: $40.00 |
4.
 |  | Title: Soil Erosion and Conservation in the Tropics: Proceedings of a Symposium by W. Kussow, S. A. El Swaify ISBN: 0891180680 Publisher: Amer Society of Agronomy Pub. Date: 01 April, 1982 List Price: $25.20 Amazon.com Price: $25.20 |