566171
9780913990841
Presented here is a safe, noninvasive, and effective method of birth control based on the recording and interpretation of signs and signals from a woman's own body. This book is recommended by family planning centers throughout the country.Nofziger, Margaret is the author of 'Cooperative Method of Natural Birth Control', published 1992 under ISBN 9780913990841 and ISBN 0913990841.
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