APA (7th ed.) Citation

Eysenck, H. J., & Kelly, B. N. (1983). - I do : your guide to a happy marriage / Hans J. Eysenck with Betty Nichols Kelly: Your guide to a happy marriage. Century.

Chicago Style (17th ed.) Citation

Eysenck, H. J., and Betty Nichols Kelly. - I Do : Your Guide to a Happy Marriage / Hans J. Eysenck with Betty Nichols Kelly: Your Guide to a Happy Marriage. London: Century, 1983.

MLA (9th ed.) Citation

Eysenck, H. J., and Betty Nichols Kelly. - I Do : Your Guide to a Happy Marriage / Hans J. Eysenck with Betty Nichols Kelly: Your Guide to a Happy Marriage. Century, 1983.

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