Laski, Harold J.
Trade unions in the new society
George Allen and Unwin, 1960
 Buku Teks
McIlroy, John
Trade unions in Britain today
Manchester University Press , 1995
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Rees, Albert
The Economics of trade unions
University of Chicago Press, 1962
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Kilian, Michael
Who Runs Washington ? / Michael Kilian and Arnold Sawislak
st Matins, 1982
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Barbash, Jack
Trade unions and national economy policy
John Hopkins Press, 1972
 Buku Teks