Gaya APA

Swanson, C, P., Popenoe, W. (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

Swanson, Carl, P.., Popenoe, Wilson. "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.