Lua APA (7ú heag.)

Meltzoff, J. (2004). Critical thinking about research: Psychology and related fields. American psychological association.

Lua i Stíl Chicago (17ú heag.)

Meltzoff, Julian. Critical Thinking About Research: Psychology and Related Fields. Washington: American psychological association, 2004.

Lua MLA (8ú heag.)

Meltzoff, Julian. Critical Thinking About Research: Psychology and Related Fields. American psychological association, 2004.

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