Murray, M. T. (1999). 5-HTP: The natural way to overcome depression, obesity, and insomnia. Bantam Books.
Cita Chicago (17th ed.)Murray, Michael T. 5-HTP: The Natural Way to Overcome Depression, Obesity, and Insomnia. New York: Bantam Books, 1999.
Cita MLA (9th ed.)Murray, Michael T. 5-HTP: The Natural Way to Overcome Depression, Obesity, and Insomnia. Bantam Books, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.