Katei no hi ni kansuru seron chōsa
Subtitle: Shōwa 55-nen 3-gatsu chōsa
Series: Seron chōsa hōkokusho
Publisher: Naikaku Sōri Daijin Kanbō Kōhōshitsu
Published: 1980
Place of publication: [Tokyo]
Language: jpn
Number of pages: 43
Other titles: Katei no hi ni kansuru yoron chōsa.