Cita APA (7a ed.)

Gershman, G., Thomson, M., & Ament, M. E. (2012). Practical pediatric gastrointestinal endoscopy (2nd ed.). Wiley-Blackwell.

Cita Chicago Style (17a ed.)

Gershman, George, Mike Thomson, y Marvin Earl Ament. Practical Pediatric Gastrointestinal Endoscopy. 2nd ed. Chichester, West Sussex: Wiley-Blackwell, 2012.

Cita MLA (9a ed.)

Gershman, George, et al. Practical Pediatric Gastrointestinal Endoscopy. 2nd ed. Wiley-Blackwell, 2012.