Gould, William B., IV
A primer on American labor law
MIT Press, 1982
Buku Teks
Labor Relations law/ American Bar Association
Committee Reports, 1974
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Law and society in contemporary japan american perspectives
edited by John O. Haley
Kendall / Hunt, 1988
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Japan labor code 1952
Ministry of Labor, 1953
Buku Teks
Farley, Miriam S.
Aspects of Japan's labor problem
The John Day, 1950
Buku Teks