Groff, D. B. (1981). Handbook of pediatric surgical emergencies. Medical Examination Pub.
Citazione stile Chigago Style (17a edizione)Groff, Diller B. Handbook of Pediatric Surgical Emergencies. Garden City: Medical Examination Pub, 1981.
Citatione MLA (9a ed.)Groff, Diller B. Handbook of Pediatric Surgical Emergencies. Medical Examination Pub, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.