Gaya APA
Ammer, C., Manson., J, E. (2009).
The Encyclopedia of Women’s Health (6th ed.).
United States of America:
Facts on File Inc..
Gaya MLA
Ammer, Christine., Manson., JoAnn, E..
"The Encyclopedia of Women’s Health".
6th ed.
United States of America:
Facts on File Inc.,
2009.
Computer File.