Phillips, R., & Unger, S. G. (1973). Building viable food chains in the developing countries. A. I. D.
Chicago Style (17th ed.) CitationPhillips, Richard, and Samuel G. Unger. Building Viable Food Chains in the Developing Countries. [Washington, D.C.]: A. I. D, 1973.
MLA引文Phillips, Richard, and Samuel G. Unger. Building Viable Food Chains in the Developing Countries. A. I. D, 1973.
警告:這些引文格式不一定是100%准確.