Laski, Harold J.
Trade unions in the new society
George Allen and Unwin, 1960
 Buku Teks
Trade unions and the new industrialization of the third world
edited by Roger Southall
Zed Books, 1988
 Buku Teks
Cummings, William K.
Scholars in the changing American academy: new contexts, new rules and new roles
Springer, 2012
 eBooks
McIlroy, John
Trade unions in Britain today
Manchester University Press , 1995
 Buku Teks
Rees, Albert
The Economics of trade unions
University of Chicago Press, 1962
 Buku Teks