APA stil citiranja

Humphrey, G. (1951). Thinking: Thinking : an introduction to its experimental psychology. London: Methuen and company.

Chicago stil citiranja

Humphrey, George. Thinking: Thinking : an introduction to its experimental psychology. London: Methuen and company, 1951.

MLA stil citiranja

Humphrey, George. Thinking: Thinking : an introduction to its experimental psychology. London: Methuen and company, 1951.

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