Santrock, J. W. (1996). Child adolescent development. Bethel College.
Lua i Stíl Chicago (17ú heag.)Santrock, John W. Child Adolescent Development. Dubuque: Bethel College, 1996.
Lua MLA (9ú heag.)Santrock, John W. Child Adolescent Development. Bethel College, 1996.
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