Michio Nitta

Rōdō shinpan seido no riyōsha

Rōdō shinpan seido no riyōsha chōsa

2013

Nihon-teki koyō shisutemu

Nihon-teki koyō shisutemu

2008

Nihonjin no ishiki to kōdō

Nihonjin no ishiki to kōdō

2008

変化のなかの雇用システム

変化のなかの雇用システム

2003

Rōshi kankei no shinseiki

Rōshi kankei no shinseiki

2002