Cita APA (7th ed.)

Landis, J. R. (1992). Sociology: Concepts and characteristics. Wadsworth Pub. Co..

Cita Chicago (17th ed.)

Landis, Judson R. Sociology: Concepts and Characteristics. Belmont, Calif.: Wadsworth Pub. Co., 1992.

Cita MLA (9th ed.)

Landis, Judson R. Sociology: Concepts and Characteristics. Wadsworth Pub. Co., 1992.

Atenció: Aquestes cites poden no estar 100% correctes.