Gaya APA
Behrman, R, E.
(1992).
Nelson Textbook of pediatrics
(
-)
.
Philadelphia:
W.B. Saunders Company.
Gaya MLA
Behrman, Richard, E..
"Nelson Textbook of pediatrics".
-
Philadelphia:
W.B. Saunders Company,
1992.
Buku.