Lua APA (7ú heag.)

Passingh, R. (1970). NEUROLOGICAL BASIS OF INTROVERSION-EXTRAVERSION - GRAYS THEORY.

Lua i Stíl Chicago (17ú heag.)

Passingh, R. NEUROLOGICAL BASIS OF INTROVERSION-EXTRAVERSION - GRAYS THEORY. 1970.

Lua MLA (9ú heag.)

Passingh, R. NEUROLOGICAL BASIS OF INTROVERSION-EXTRAVERSION - GRAYS THEORY. 1970.

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