Gaya APA
Heller, D, S., Wallach, R, C. (2007).
Vulvar Disease A Clinicopathological Approach .
CHAMPAIGN:
SINAR GRAFIKA.
Gaya MLA
Heller, Debra, S.., Wallach, Robert, C..
"Vulvar Disease A Clinicopathological Approach".
CHAMPAIGN:
SINAR GRAFIKA,
2007.
BIDAN.