Special law required for government employee labor unions
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Herling, John
Labor unions in America / John Herling
Robert B. Luce, Inc., 1964
 Buku Teks
Beirne, Joseph A.
Challenge to Labor new roles for American trade unions
Prentice-Hall, 1969
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Australian trade unions : their development, structure and horizon
edited by P.W.D. Matthews and G.W. Ford
Sun Books, 1968
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Japanese labor-management relations in an era of diversification of employment types diversifying workers and the role of labor unions Mitsuru Yamashita
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