Cita APA (7th ed.)

GEISSMAN,, T. A. (1968). Principles of organic secondary chemistry. Freeman.

Cita Chicago (17th ed.)

GEISSMAN,, T. A. Principles of Organic Secondary Chemistry. Sanfrancisco: Freeman, 1968.

Cita MLA (9th ed.)

GEISSMAN,, T. A. Principles of Organic Secondary Chemistry. Freeman, 1968.