APA (7th ed.) Citation

Langsjoen, A. N. (1977). Exercises in general, organic, and biological chemistry (4th ed.). Burgess Pub. Co..

Chicago Style (17th ed.) Citation

Langsjoen, Arne Nels. Exercises in General, Organic, and Biological Chemistry. 4th ed. Minneapolis: Burgess Pub. Co., 1977.

MLA (9th ed.) Citation

Langsjoen, Arne Nels. Exercises in General, Organic, and Biological Chemistry. 4th ed. Burgess Pub. Co., 1977.