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 SO
Ebbels, R.N.
The Australian labor movement 1850-1907
Landsdowne Press, 1965
 Buku Teks SO
Lodge, George C.
Spearheads of democracy labor in the developing countries
Harper & Row, 1962
 Buku Teks SO
Scalapino, Robert A.
Democracy and the party movement in prewar Japan
University of California Press, 1953
 Buku Teks