Cita APA (7th ed.)

CRONBACH, L. J. (1960). Essentials of psychological testing.-- Ed.2. Harper and Row.

Cita Chicago (17th ed.)

CRONBACH, Lee J. Essentials of Psychological Testing.-- Ed.2. New york: Harper and Row, 1960.

Cita MLA (9th ed.)

CRONBACH, Lee J. Essentials of Psychological Testing.-- Ed.2. Harper and Row, 1960.