MLA

Sridhar, Subbaramiah, and George Y Wu. Diagnostic and Therapeutic Procedures In Gastroenterology. Springer International Publishing, 2018.

APA

Sridhar, S., & Wu, G. Y. (2018). Diagnostic and Therapeutic Procedures in Gastroenterology. Springer International Publishing.

Chicago

Sridhar, Subbaramiah, and George Y Wu. Diagnostic and Therapeutic Procedures In Gastroenterology. : Springer International Publishing, 2018.