Wood, G. (1977). Fundamentals of psychological research (2nd.). Little, Brown.
Lua i Stíl Chicago (17ú heag.)Wood, Gordon. Fundamentals of Psychological Research. 2nd. Boston: Little, Brown, 1977.
Lua MLA (9ú heag.)Wood, Gordon. Fundamentals of Psychological Research. 2nd. Little, Brown, 1977.
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