Geus, J. G. D. (1973). FERTILIZER GUIDE FOR THE TROPICAL AND SUBTROPICAL FARMING. Center D'Etude De L'azote.
Chicago Style (17th ed.) CitationGeus, Jan G. De. FERTILIZER GUIDE FOR THE TROPICAL AND SUBTROPICAL FARMING. Center D'Etude De L'azote, 1973.
MLA (8th ed.) CitationGeus, Jan G. De. FERTILIZER GUIDE FOR THE TROPICAL AND SUBTROPICAL FARMING. Center D'Etude De L'azote, 1973.
Warning: These citations may not always be 100% accurate.