Bierstedt, R. (1969). A design for sociology: Scope, objectives, and methods. Philadelphia: [American Academy of Political and Social Science].
Παραπομπή Chicago StyleBierstedt, Robert. A Design for Sociology: Scope, Objectives, and Methods. Philadelphia: [American Academy of Political and Social Science], 1969.
Παραπομπή MLABierstedt, Robert. A Design for Sociology: Scope, Objectives, and Methods. Philadelphia: [American Academy of Political and Social Science], 1969.
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