Bowers, John, 1956-
Textbook on labour law
Blackstone Press, 1996
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The "externalization" of labour law
Artikel Jurnal
Blaipain, Roger
European labour law
Kluwer Law International, 2008
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International labour law
edited by Barbara J. Fick
Edward Elgar Publishing, 2015
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Leyland, Peter
Textbook on administrative law
Blackstone Press limited, 1999
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