Duo in carne una
Subtitle: con opiniones de médicos guatemaltecos y transcripciones de médicos extranjeros.
Publisher: [Tipografía Nacional]
Published: 1931
Place of publication: Guatemala, C.A
Language: spa
Number of pages: 183
Subjects: Marriage.; Hygiene, Sexual.; Sexual ethics.
Notes: At head of title: Avelino Mariscal.