APA aipamena

Lauer, R. H. (1998). Social problems and the quality of life (7th ed.).

Chicago Style aipamena

Lauer, Rober H. Social Problems and the Quality of Life. 7th ed. McGraw-Hill, 1998.

MLA aipamena

Lauer, Rober H. Social Problems and the Quality of Life. 7th ed. 1998.