Dyfyniad APA

Griffiths, H. (2017). Introduction to Sociology (2nd.). Rice University.

Dyfyniad Arddull Chicago

Griffiths, Heather. Introduction to Sociology. 2nd. Rice University, 2017.

Dyfyniad MLA

Griffiths, Heather. Introduction to Sociology. 2nd. Rice University, 2017.

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