APA引文

(2005). Selected practice recommendations for contraceptive use (2nd ed.). World Health Organisation.

Chicago Edition Citation

Selected Practice Recommendations for Contraceptive Use. 2nd ed. Geneva: World Health Organisation, 2005.

MLA引文

Selected Practice Recommendations for Contraceptive Use. 2nd ed. World Health Organisation, 2005.

警告：這些引文格式不一定是100％准確.