The rhythm way to family happiness
Subtitle: a lifetime reference for the use of the rhythm method.  A practical manual for application of the medical findings of Dr. K. Ogino and Dr. H. Knaus...
By: by John P. Murphy and John D. Laux.
Contributors: Laux, John Donald, 1911-
Edition: New and rev. 3d ed.
Publisher: Hawthorn Books
Published: 1960
Place of publication: New York
Language: eng
Number of pages: 200
Subjects: Contraception.