Atlas of the ovulation method
Subtitle: the mucus patterns of fertility and infertility
By: by Evelyn L. Billings, John J. Billings and Maurice Catarinich.
Edition: 3d ed.
Publisher: Advocate Press
Published: 1977
Place of publication: Melbourne, Australia
Language: eng
Number of pages: 70
Subjects: Contraception -- Atlases; Ovulation -- Atlases
Genres: Atlases.
Other titles: Ovulation method.
Notes: A companion to "The ovulation method" by John J. Billings, 1974.