Cita APA (7th ed.)

GEISSMAN, T. (1962). Principles of organic chemistry. Freeman and Co..

Cita Chicago (17th ed.)

GEISSMAN, T.A. Principles of Organic Chemistry. San Francisco: Freeman and Co., 1962.

Cita MLA (9th ed.)

GEISSMAN, T.A. Principles of Organic Chemistry. Freeman and Co., 1962.