Cotton, P. B. (2008). Practical gastrointestinal endoscopy: The fundamentals (6th ed.). Wiley-Blackwell.
Chicago Style (17th ed.) CitationCotton, Peter B. Practical Gastrointestinal Endoscopy: The Fundamentals. 6th ed. Hoboken, NJ: Wiley-Blackwell, 2008.
MLA (9th ed.) CitationCotton, Peter B. Practical Gastrointestinal Endoscopy: The Fundamentals. 6th ed. Wiley-Blackwell, 2008.
Warning: These citations may not always be 100% accurate.