Contraceptive technology (1976-1977)
613.943
H361C
Hatchor, Robert A
 Contraceptive technology (1976-1977) \ Robert A Hatchor - 8th rev - New York : Irvington, 1976.
 144p+tab+ fig   ISBN: 0-470-15228-1
96768
  Subjects: Conception-Prevention; Birth control; Family size; contraceptives; Menstrual cycle.

