APA (7th ed.) Citation

Levy, J. (1989). A practical approach to pediatric gastroenterology. Jaypee.

Chicago Style (17th ed.) Citation

Levy, Joseph. A Practical Approach to Pediatric Gastroenterology. New Delhi: Jaypee, 1989.

MLA (9th ed.) Citation

Levy, Joseph. A Practical Approach to Pediatric Gastroenterology. Jaypee, 1989.