Cita APA (7th ed.)
Harper, H. A. (1967). Physiological chamistry. Lange Medical Pub..
Cita Chicago (17th ed.)
Harper, Harold A. Physiological Chamistry. California: Lange Medical Pub., 1967.
Cita MLA (9th ed.)
Harper, Harold A. Physiological Chamistry. Lange Medical Pub., 1967.
Atenció: Aquestes cites poden no estar 100% correctes.