APA
Hatcher R. A., Center for Communication Programs. Population Information program (Baltimore), IBlackburn R. & Rinehart W. (1997). The Essentials of contraceptive technology. Baltimore: John Hoppkins School of Public Health.
Chicago
Hatcher Robert A, Center for Communication Programs. Population Information program (Baltimore), IBlackburn Richard and Rinehart Ward. 1997. The Essentials of contraceptive technology. Baltimore: John Hoppkins School of Public Health.
Harvard
Hatcher R. A., Center for Communication Programs. Population Information program (Baltimore), IBlackburn R. and Rinehart W. (1997). The Essentials of contraceptive technology. Baltimore: John Hoppkins School of Public Health.
MLA
Hatcher Robert A, Center for Communication Programs. Population Information program (Baltimore), IBlackburn Richard and Rinehart Ward. The Essentials of contraceptive technology. Baltimore: John Hoppkins School of Public Health. 1997.
