APA-viite (7. p.)
ebrary, Inc, & Soehendra, N. (2005). Therapeutic endoscopy: Color atlas of operative techniques for the gastrointestinal tract (2nd ed., rev. and updated.). Thieme.
Chicago-viite (17. p.)
ebrary, Inc, ja Nib Soehendra. Therapeutic Endoscopy: Color Atlas of Operative Techniques for the Gastrointestinal Tract. 2nd ed., rev. and updated. Stuttgart ; New York: Thieme, 2005.
MLA-viite (9. p.)
ebrary, Inc, ja Nib Soehendra. Therapeutic Endoscopy: Color Atlas of Operative Techniques for the Gastrointestinal Tract. 2nd ed., rev. and updated. Thieme, 2005.
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