edited by Harry Eckstein and David E. Apter
Free Press, 1968
Buku Teks SO
edited by Henry Mayer
F.W. Chesire, 1966
Buku Teks SO
edited by Henry Mayer and Helen Nelson
Cheshire, 1973
Buku Teks SO
edited by Henry Mayer, Helen Nelson
Longman Chesire, 1978
Buku Teks SO
edited by Thomas R. Dye, Brett W. Hawkins
Charles E. Merrill, 1967
Buku Teks SO