Shaner, W., Schmehl, W., & Phillip P.F. (1992). Farming systems research and development: Guidelines for Developing Countries. Westview Press Inc.
Chicago Style (17th ed.) CitationShaner, W.W, W.R Schmehl, and Phillip P.F. Farming Systems Research and Development: Guidelines for Developing Countries. Colorado: Westview Press Inc, 1992.
MLA (8th ed.) CitationShaner, W.W, et al. Farming Systems Research and Development: Guidelines for Developing Countries. Westview Press Inc, 1992.
Warning: These citations may not always be 100% accurate.