Cita APA (7th ed.)

Baillie, J. (1992). Gastrointestinal endoscopy: Basic principles and practice. Butterworth-Heinemann.

Cita Chicago (17th ed.)

Baillie, John. Gastrointestinal Endoscopy: Basic Principles and Practice. Oxford: Butterworth-Heinemann, 1992.

Cita MLA (9th ed.)

Baillie, John. Gastrointestinal Endoscopy: Basic Principles and Practice. Butterworth-Heinemann, 1992.