United States. Office of Civil Defense
Emergency Childbirth A Reference Guide for Students of the Medical Self-help Training Course, Lesson No. 11
United States. Office of Civil Defense · 2008
ספרייה ציבורית, Project Gutenberg. בלי הרשמה.
Labor (Obstetrics) -- Handbooks, manuals, etc.Childbirth -- Handbooks, manuals, etc.Delivery (Obstetrics) -- Handbooks, manuals, etc.