edited by Louis G. Locke, William M. Gibson, George W. Arm
Holt Rinehart and Winston, 1966
Buku Teks
Stoff, Sheldon Ptaschevitch
Harper & Row , 1969
Buku Teks
Smith, L. Glenn
Allyn and Bacon, 1973
Buku Teks
edited by Donald E. Edgar
McGraw-Hill, 1975
Buku Teks SO
Richard Arum, Irenee R. Beattie, Merced, Karly Ford, editors
SAGE Publications, 2015
Buku Teks SO