Gaya APA
L.Kjos, S., Shoupe, D. (2006).
The handbook of Contraception : a guide for practical management .
Ottawa:
Humana Press.
Gaya MLA
L.Kjos, Siri., Shoupe, Donna.
"The handbook of Contraception : a guide for practical management".
Ottawa:
Humana Press,
2006.
Textbook.