Speroff, L., & Darney, P. D. (2011). A clinical guide for contraception (Fifth edition.). Wolters Kluwer Health/Lippincott Williams & Wilkins.
Čikaški stil citiranja (17. izdanje)Speroff, Leon, i Philip D. Darney. A Clinical Guide for Contraception. Fifth edition. Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins, 2011.
MLA način citiranja (9. izdanje)Speroff, Leon, i Philip D. Darney. A Clinical Guide for Contraception. Fifth edition. Wolters Kluwer Health/Lippincott Williams & Wilkins, 2011.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.