Yamamoto, Yoshito

Jirei ga oshieru Rodo ho (SR b

Jirei ga oshieru Rodo ho (SR bukkusu)

1995

rōdō jikan

rōdō jikan

1995

rodo jikan (Yuhikaku business)

rodo jikan (Yuhikaku business)

1995

Saishin rōmu kanri no hōritsu

Saishin rōmu kanri no hōritsu chishiki

1993

Ikuji kyugyoho

Ikuji kyugyoho

1992

Rodo iinkai meirei to shiho sh

Rodo iinkai meirei to shiho shinsa

1992

Joshi rōdō hōsei

Joshi rōdō hōsei

1987

Gendai Rodo kijunho no kadai t

Gendai Rodo kijunho no kadai to kaisei mondai

1984

Rōdō kijunhō no kiso

Rōdō kijunhō no kiso

1983

Rōdō jikan no jitsumu to hō

Rōdō jikan no jitsumu to hōri

1982

Rōshi funsō no kaiketsu tets

Rōshi funsō no kaiketsu tetsuzuki

1982