Lauer, R. H. (1998). Social problems and the quality of life (7th ed.).
Chicago Style (17th ed.) CitationLauer, Rober H. Social Problems and the Quality of Life. 7th ed. McGraw-Hill, 1998.
ציטוט MLALauer, Rober H. Social Problems and the Quality of Life. 7th ed. 1998.
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