Mattaini, M. A., & Thyer, B. A. (1996). Finding solutions to social problems: Behavioral strategies for change. American Psychological Association.
Chicago-viite (17. p.)Mattaini, Mark A., ja Bruce A. Thyer. Finding Solutions to Social Problems: Behavioral Strategies for Change. Washington, DC: American Psychological Association, 1996.
MLA-viite (9. p.)Mattaini, Mark A., ja Bruce A. Thyer. Finding Solutions to Social Problems: Behavioral Strategies for Change. American Psychological Association, 1996.
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