APA stil citiranja

Sigel, I. E. (1977). Cognitive Development from Childhood to Adolescence: A Constructivist Perspective: Cognitive Development from Childhood to Adolescence: A Constructivist Perspective. USA: Holt, Rinehart and Winston.

Chicago stil citiranja

Sigel, Irving E. Cognitive Development from Childhood to Adolescence: A Constructivist Perspective: Cognitive Development from Childhood to Adolescence: A Constructivist Perspective. USA: Holt, Rinehart and Winston, 1977.

MLA stil citiranja

Sigel, Irving E. Cognitive Development from Childhood to Adolescence: A Constructivist Perspective: Cognitive Development from Childhood to Adolescence: A Constructivist Perspective. USA: Holt, Rinehart and Winston, 1977.

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