Murdock, George Peter
Social structure/ George Peter Murdock
Macmillan, 1960
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Brym, Robert J.
Sociology: pop culture to social structure
Wadsworth and Cengage Learning, 2013
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Lundberg, George Andrew
Foundations of sociology / George A. Lundberg
D. McKay Co, 1964
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Stuart, Peter C.
The other half / Peter C. Stuart
Far horizon books, 1989
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Kropotkin, Petr
Mutual aid: a factor of evaluation / Peter Kroptkin
Extending Horizons Books , 1955
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