APA (7th ed.) Citation

Friedman, L. S., & Sitaraman, S. V. (2012). Essentials of gastroenterology. Wiley-Blackwell.

Chicago Style (17th ed.) Citation

Friedman, Lawrence S., and Shanthi V. Sitaraman. Essentials of Gastroenterology. Chichester, West Sussex: Wiley-Blackwell, 2012.

MLA (9th ed.) Citation

Friedman, Lawrence S., and Shanthi V. Sitaraman. Essentials of Gastroenterology. Wiley-Blackwell, 2012.