Lua APA (7ú heag.)

HAYS, W. L. (1967). Quantification in psychology. Brooks/Cole Pub. Co.

Lua i Stíl Chicago (17ú heag.)

HAYS, William L. Quantification in Psychology. Belmont: Brooks/Cole Pub. Co, 1967.

Lua MLA (9ú heag.)

HAYS, William L. Quantification in Psychology. Brooks/Cole Pub. Co, 1967.

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