Hamid, T. K. A. (2009). Thinking in Circles About Obesity: Applying Systems Thinking to Weight Management. Springer New York. https://doi.org/10.1007/978-0-387-09469-4
Lua i Stíl Chicago (17ú heag.)Hamid, Tarek K. A. Thinking in Circles About Obesity: Applying Systems Thinking to Weight Management. New York, NY: Springer New York, 2009. https://doi.org/10.1007/978-0-387-09469-4.
Lua MLA (9ú heag.)Hamid, Tarek K. A. Thinking in Circles About Obesity: Applying Systems Thinking to Weight Management. Springer New York, 2009. https://doi.org/10.1007/978-0-387-09469-4.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.