Watakushitachi no kekkon kenkyūhō
By: Yokoyama Sadao ... [et al.].
Series: Seikatsu kagaku sensho / henshū Seikatsu Kagaku Chōsakai
Publisher: Ishiyaku Shuppan Kabushiki Kaisha
Published: 1959
Place of publication: Tōkyō
Language: jpn
Number of pages: 182