Gaya APA

al, C., ., L., W., E. (2012). WILLIAMS GYNECOLOGY STUDY GUIDE : SECOND EDITION . New York: Mc Graw Hill.

Gaya MLA

al, CLAUDIA, , L, WERNER, Et. "WILLIAMS GYNECOLOGY STUDY GUIDE : SECOND EDITION". New York: Mc Graw Hill, 2012. Buku Inti.