APA (7th ed.) Citation

EYSENCK, H. J. (1975). Know your own personality. Penguin Books.

Chicago Style (17th ed.) Citation

EYSENCK, H. J. Know Your Own Personality. London: Penguin Books, 1975.

MLA (8th ed.) Citation

EYSENCK, H. J. Know Your Own Personality. Penguin Books, 1975.

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