Cita APA

 Whitney, E. (2019).  Understanding nutrition.  Cengage Learning.

Chicago Style Citation

 Whitney, Ellie.  Understanding Nutrition.  Cengage Learning, 2019.

Cita MLA

 Whitney, Ellie.  Understanding Nutrition.  Cengage Learning, 2019.

Atenció: Aquestes cites poden no estar 100% correctes.