APA (7th ed.) Citation

EYSNECK, H. (1966). Check your own IQ. Peguin Book.

Chicago Style (17th ed.) Citation

EYSNECK, H.J. Check Your Own IQ. London: Peguin Book, 1966.

MLA (8th ed.) Citation

EYSNECK, H.J. Check Your Own IQ. Peguin Book, 1966.

Warning: These citations may not always be 100% accurate.