Science and the safe period ; a compendium of human reproduction.

Bibliographic Details
Main Author:	Hartman, Carl G. (Carl Gottfried), 1879-1968
Format:	Book
Language:	English
Published:	Baltimore : Williams & Wilkins, 1962.
Subjects:	Reproduction. Fertility, Human. Fertility.

Description
Physical Description:	xii, 294 pages : illustrations ; 26 cm.
Bibliography:	Bibliography: pages 253-282.