Sei
Subtitle: osu to mesu, otoko to onna no seimei no kizuna
By: Oguma Mamoru ... [et al].
Contributors: Oguma, Mamoru, 1885-1971.
Edition: Shohan.
Series: Shizen tokuhon
Publisher: Kawade Shobō Shinsha
Published: 1980
Place of publication: Tōkyō
Language: jpn
Number of pages: 248
Subjects: Sex; Sex (Biology)
Notes: Cover title.

Includes bibliographical references (p. 241-247).