Gaya APA

Tachdjian, M, O. (1990). Pediatric Orthopedics volume 4 (Trawas) . Illinois: W.B. Saunders Company.

Gaya MLA

Tachdjian, Mihran, O,. "Pediatric Orthopedics volume 4 (Trawas)". Illinois: W.B. Saunders Company, 1990. Text.