Gaya APA

Popenoe, W., Swanson, C, P. (1974). Manual of tropical and subtropical fruits exckluding the banana, coconut, ì peneapple, citrus fruits, olive and fig . New York: New York: Hafner; 1974.

Gaya MLA

Popenoe, Wilson., Swanson, Carl, P.. "Manual of tropical and subtropical fruits exckluding the banana, coconut, ì peneapple, citrus fruits, olive and fig". New York: New York: Hafner; 1974, 1974. Text.