APA aipamena

NUNNALLY, J. C. (1981). Psychometric theory.-- ed.2. Tata McGraw hill.

Chicago Style aipamena

NUNNALLY, Jum C. Psychometric Theory.-- Ed.2. New Delhi: Tata McGraw hill, 1981.

MLA aipamena

NUNNALLY, Jum C. Psychometric Theory.-- Ed.2. Tata McGraw hill, 1981.