edited by Harry Eckstein and David E. Apter
Free Press, 1968
Buku Teks
Christian Soe
McGraw-Hill, 2004
Buku Teks
edited by Henry Mayer
F.W. Chesire, 1966
Buku Teks
Thomson Wadsworth, 2003
Multimedia
edited by Roy C. Macridis, Bernard E. Brown
Dorsey Press, 1968
Buku Teks