Παραπομπή σε μορφή APA (7η εκδ.)

Hamid, T. K. A. (2009). Thinking in Circles About Obesity: Applying Systems Thinking to Weight Management. Springer New York : Imprint: Copernicus.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hamid, Tarek K. A. Thinking in Circles About Obesity: Applying Systems Thinking to Weight Management. New York, NY: Springer New York : Imprint: Copernicus, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hamid, Tarek K. A. Thinking in Circles About Obesity: Applying Systems Thinking to Weight Management. Springer New York : Imprint: Copernicus, 2009.