APA (7th ed.) Citation

SpringerLink (Online service), Pitchumoni, C. S., & Dharmarajan, T. S. (2012). Geriatric Gastroenterology. Springer New York : Imprint: Springer.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), C. S. Pitchumoni, and T. S. Dharmarajan. Geriatric Gastroenterology. New York, NY: Springer New York : Imprint: Springer, 2012.

MLA (8th ed.) Citation

SpringerLink (Online service), et al. Geriatric Gastroenterology. Springer New York : Imprint: Springer, 2012.