Cita APA (7th ed.)

H, S. J., Gerold, K., Udo, R., Roman, B., & Katrin, A. (2007). Melatonin synthesis in the human pineal gland. BMC.

Cita Chicago (17th ed.)

H, Stehle Jörg, Kauert Gerold, Rüb Udo, Bux Roman, i Ackermann Katrin. Melatonin Synthesis in the Human Pineal Gland. BMC, 2007.

Cita MLA (9th ed.)

H, Stehle Jörg, et al. Melatonin Synthesis in the Human Pineal Gland. BMC, 2007.

Atenció: Aquestes cites poden no estar 100% correctes.