Books and pamphlets What Every Mother Should Know – Originally published in 1911 or 1912, based on a series of articles Sanger published in 1911 in the New York Call, which were, in turn, based on a set of lectures Sanger gave to groups of Socialist party women in 1910–1911.
Libros e panfletos What Every Mother Should Know – Orixinalmente publicado en 1911 ou 1912, baseado nunha serie de artigos que Sanger publicou en 1911 no New York Call.