Gaya APA
Parsons, L., Ulfelder, H.
(1968).
An Atlas of Pelvic Operations
.
London:
W.B. Saunders Company.
Gaya MLA
Parsons, Langdon., Ulfelder, Howard.
"An Atlas of Pelvic Operations".
London:
W.B. Saunders Company,
1968.
Text.