Kerbo, Harold R.
Social stratification and inequality class conflict in historical comparative and global perspective
McGraw-Hill, 2012
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Class Matters: working-class, women's perspectives on social class
edited by Pat Mahony, Christine Zmroczek
Taylor and Francis, 1997
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Edgell, Stephen
Class/ Stephen Edgell
Routledge, 1993
 Buku Teks SO
Centers, Richard
The Psychology of social classes: a study of class consciousnes
Routledge/Thoemmes Press, 1949
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Race and class in post-colonial society : a study of ethnic group relations in the English-speaking Caribbean, Bolivia, Chile and Mexico / Unesco
United Nations Educational, Scientific and Cultural Organization, 1977
 Buku Teks SO