American Academy of Pediatrics. Committee on Injury and Poison Prevention & Widome, M. D. (1997). Injury prevention and control for children and youth (3rd ed.). The Academy.
Dyfyniad Arddull ChicagoAmerican Academy of Pediatrics. Committee on Injury and Poison Prevention and Mark D. Widome. Injury Prevention and Control for Children and Youth. 3rd ed. Elk Grove Village, IL: The Academy, 1997.
Dyfyniad MLAAmerican Academy of Pediatrics. Committee on Injury and Poison Prevention and Mark D. Widome. Injury Prevention and Control for Children and Youth. 3rd ed. The Academy, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.