Steinberg, L. D. (2005). Adolescence (7th ed.). McGraw-Hill Higher Education.
Dyfyniad Arddull ChicagoSteinberg, Laurence D. Adolescence. 7th ed. Boston, Mass.: McGraw-Hill Higher Education, 2005.
Dyfyniad MLASteinberg, Laurence D. Adolescence. 7th ed. McGraw-Hill Higher Education, 2005.
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