APA aipamena

Hays, W. L. (1981). Statistics (3rd. ed.). Holt Saunders.

Chicago Style aipamena

Hays, William L. Statistics. 3rd. ed. Tokyo: Holt Saunders, 1981.

MLA aipamena

Hays, William L. Statistics. 3rd. ed. Holt Saunders, 1981.

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