APA (7th ed.) Citation

(1986). Problems and controversies in gastroenterology. Cortina Internat. u.a.

Chicago Style (17th ed.) Citation

Problems and Controversies in Gastroenterology. Verona: Cortina Internat. u.a, 1986.

MLA (9th ed.) Citation

Problems and Controversies in Gastroenterology. Cortina Internat. u.a, 1986.

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