APA aipamena

Landis, J. R. (1989). Sociology: Concepts and characteristics (7th ed.). Wadsworth Pub. Co.

Chicago Style aipamena

Landis, Judson R. Sociology: Concepts and Characteristics. 7th ed. Belmont, Calif: Wadsworth Pub. Co, 1989.

MLA aipamena

Landis, Judson R. Sociology: Concepts and Characteristics. 7th ed. Wadsworth Pub. Co, 1989.