Cita APA (7a ed.)

Becker, H., & Ongley, P. A.. (1973). Organicum: Practical handbook of organic chemistry. Pergamon press.

Cita Chicago Style (17a ed.)

Becker, Heinz, y P. A. Ongley. Organicum: Practical Handbook of Organic Chemistry. Oxford [etc.]: Pergamon press, 1973.

Cita MLA (9a ed.)

Becker, Heinz, y P. A. Ongley. Organicum: Practical Handbook of Organic Chemistry. Pergamon press, 1973.