Taff, Philip
Coruption rackerteering in the labor movement
Cornell University Press, 1958
 Buku Teks
Litwack, Leon
The American labor movement
Prentice-Hall, 1962
 Buku Teks
Ebbels, R.N.
The Australian labor movement 1850-1907
Landsdowne Press, 1965
 Buku Teks
Scalapino, Robert A.
Democracy and the party movement in prewar Japan
University of California Press, 1953
 Buku Teks
Lodge, George C.
Spearheads of democracy labor in the developing countries
Harper & Row, 1962
 Buku Teks