APA (7th ed.) Citation

Büchler, M. W. (1996). Digestive surgery. Digestive surgery.

Chicago Style (17th ed.) Citation

Büchler, Markus W. "Digestive Surgery." Digestive Surgery 1996.

MLA (9th ed.) Citation

Büchler, Markus W. "Digestive Surgery." Digestive Surgery, 1996.

Warning: These citations may not always be 100% accurate.