Leon, J. (1974). Handbook of plant introduction in tropical crops. FAO.
Chicago Style (17th ed.) CitationLeon, J. Handbook of Plant Introduction in Tropical Crops. Rome: FAO, 1974.
MLA (9th ed.) CitationLeon, J. Handbook of Plant Introduction in Tropical Crops. FAO, 1974.
Warning: These citations may not always be 100% accurate.