Steinberg, L. (1989). Adolescence (2nd.ed.). Alfred A.Knopf.
Tohutoru Kātū Chicago (17th ed.)Steinberg, Laurence. Adolescence. 2nd.ed. New York: Alfred A.Knopf, 1989.
Tohutoro MLA (9th ed.)Steinberg, Laurence. Adolescence. 2nd.ed. Alfred A.Knopf, 1989.
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