Takezawa, S. (1981). Japan work ways 1960 - 1976 - 1990. Tokyo: Japan Institute of Labour.
Dyfyniad Arddull ChicagoTakezawa, Shin-ichi. Japan Work Ways 1960 - 1976 - 1990. Tokyo: Japan Institute of Labour, 1981.
Dyfyniad MLATakezawa, Shin-ichi. Japan Work Ways 1960 - 1976 - 1990. Tokyo: Japan Institute of Labour, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.