Social inequality : comparative and development approaches
edited by Gerald D. Berreeman; with the assistance of Kathleen M. Zaretsky
Academic Press, 1981
 Buku Teks SO
Approaches to the study of social structure
edited by Peter M. Blau
Open Books, 1976
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Buchanan, Norman S.
Approaches to economic development
The Twentieth Country Fund , 1955
 Buku Teks
DiFonzo, Nicholas
Rumor psychology : social and organizational approaches
APA, 2007
 Buku Teks
Approaches to development : politics, administration and change
edited by John D. Montgomery, William J. Siffin
McGraw-Hill, 1966
 Buku Teks SO