Gaya APA

Parker, J, N, P, P, M. (2004). Emergency Contraception | A Medical Dictionary, Bibliography, and Annotated Research Guide to Internet References . : Icon Group International.

Gaya MLA

Parker, James, N., Parker,, Philip, M.. "Emergency Contraception | A Medical Dictionary, Bibliography, and Annotated Research Guide to Internet References". : Icon Group International, 2004. .