Gaya APA

Winokur, M., Kroschwitz, J, I. (1917). Chemistry: General, Organic, Biological . New York: McGraw-Hill.

Gaya MLA

Winokur, Melvin., Kroschwitz, Jacqueline, I.. "Chemistry: General, Organic, Biological". New York: McGraw-Hill, 1917. Text.