Schaefer, R. T. (2019). Sociology matters (Seventh edition.). McGraw-Hill Education.
Cita Chicago (17th ed.)Schaefer, Richard T. Sociology Matters. Seventh edition. New York: McGraw-Hill Education, 2019.
Cita MLA (9th ed.)Schaefer, Richard T. Sociology Matters. Seventh edition. McGraw-Hill Education, 2019.
Atenció: Aquestes cites poden no estar 100% correctes.