Manshard, W., & Frankel, D. (1979). Tropical agriculture: A geographical introduction and appraisal. Longman.
Chicago Style (17th ed.) CitationManshard, Walther, and Dorothea Frankel. Tropical Agriculture: A Geographical Introduction and Appraisal. London: Longman, 1979.
MLA (9th ed.) CitationManshard, Walther, and Dorothea Frankel. Tropical Agriculture: A Geographical Introduction and Appraisal. Longman, 1979.
Warning: These citations may not always be 100% accurate.