APA (7th ed.) Citation

Perez Torres, E., Abdo Francis, J. M., Bernal Sahagún, F., & Kershenobich Stalnikowitz, D. (2012). Gastroenterologia <i>es</i>.

Chicago Style (17th ed.) Citation

Perez Torres, Eduardo, Juan Miguel Abdo Francis, Fernando Bernal Sahagún, and David Kershenobich Stalnikowitz. Gastroenterologia <i>es</i>. 2012.

MLA (9th ed.) Citation

Perez Torres, Eduardo, et al. Gastroenterologia <i>es</i>. 2012.