Food and Agriculture Organization of the United Nations, Dudal, R., & Bramao, D. L. (1965). Dark clay soils of tropical and subtropical regions. FAO of the United Nations.
Chicago Style (17th ed.) CitationFood and Agriculture Organization of the United Nations, R. Dudal, and D. Luis Bramao. Dark Clay Soils of Tropical and Subtropical Regions. Rome: FAO of the United Nations, 1965.
MLA (9th ed.) CitationFood and Agriculture Organization of the United Nations, et al. Dark Clay Soils of Tropical and Subtropical Regions. FAO of the United Nations, 1965.
Warning: These citations may not always be 100% accurate.