References
- Gardner , Eldon J. 1965 . History of Biology, , 2nd ed. , Minneapolis : Burgess Publishing Company .
- Guttmacher , Alan M.D. 1969 . Birth Control and Love , New York : Macmillan Company .
- Haggard , H. 1926 . Devils, Drugs and Doctors , New York : Harper and Rowe .
- Havemann , Ernest . 1967 . “ Time-Life Books ” . In Birth Control , New York : Time, Incorporated .
- Himes , Norman E. 1970 . Medical History of Contraception , New York : Schocken Books, Inc. .
- Hoffman , J. M.D. and Kleinman , R. M.D. 1968 . Advanced Concepts in Contraception , New York : Excerpta Medica Foundation .
- Noonan , John T. 1966 . Contraception: A History of Its Treatment by the Catholic Theologians and Canonists , Cambridge , Massachusetts : Harvard University Press .