SpringerLink (Online service), Wu, G. Y., & Sridhar, S. (2011). Diagnostic and therapeutic procedures in gastroenterology: An illustrated guide. Humana Press.
Chicago Style aipamenaSpringerLink (Online service), George Y. Wu, and Subbaramiah Sridhar. Diagnostic and Therapeutic Procedures in Gastroenterology: An Illustrated Guide. [Totowa, N.J.]: Humana Press, 2011.
MLA aipamenaSpringerLink (Online service), et al. Diagnostic and Therapeutic Procedures in Gastroenterology: An Illustrated Guide. Humana Press, 2011.
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