Cita APA (7th ed.)
ebrary, Inc, Herrmann, W., & Obeid, R. (2011). Vitamins in the prevention of human diseases. Walter de Gruyter.
Cita Chicago (17th ed.)
ebrary, Inc, Wolfgang Herrmann, i Rima Obeid. Vitamins in the Prevention of Human Diseases. Berlin: Walter de Gruyter, 2011.
Cita MLA (9th ed.)
ebrary, Inc, et al. Vitamins in the Prevention of Human Diseases. Walter de Gruyter, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.