APA Citation

Gregory, P. (1974). Phytophthora disease of cocoa. New York (EUA):.

Chicago Style Citation

Gregory, P.H. Phytophthora Disease of Cocoa. New York (EUA):, 1974.

MLA Citation

Gregory, P.H. Phytophthora Disease of Cocoa. New York (EUA):, 1974.

Warning: These citations may not always be 100% accurate.