MUUSS, R. E. (1996). Theories of adolescence.-- ed.6. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)MUUSS, Rolf E. Theories of Adolescence.-- Ed.6. New York: McGraw-Hill, 1996.
Lua MLA (9ú heag.)MUUSS, Rolf E. Theories of Adolescence.-- Ed.6. McGraw-Hill, 1996.
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