'Proceedings of an International Workshop on New Developments in Vaginal Contraception, April 25-27, 1979, Guatemala City, Guatemala, sponsored by the Program for Applied Research on Fertility Regulation, Northwestern University, Chicago, Illinois' - half title page verso.
Vaginal contraception : new developments. ISBN 0061429015. Published by Harper and Row in 1979. Publication and catalogue information, links to buy online and reader comments.