Makoto Kumazawa

title	ISBN-13 (ISBN-10)	year of publication
Josei rōdō to kigyō shakai	978-4-00-430694-8 (4-00-430694-9)	2000
Nōryoku shugi to kigyō shaki	978-4-00-430486-9 (4-00-430486-5)	1997