BGD, B. (1961). Exploration for theobroma in the Amazon valley.
Chicago Style (17th ed.) CitationBGD, BARTLEY. Exploration for Theobroma in the Amazon Valley. 1961.
MLA (8th ed.) CitationBGD, BARTLEY. Exploration for Theobroma in the Amazon Valley. 1961.
IICA/CATIE CitationBGD, B. 1961. Exploration for theobroma in the Amazon valley.
Warning: These citations may not always be 100% accurate.