APA (7th ed.) Citation

Wallis, J. H. (1970). Marriage observed. Routledge & K. Paul.

Chicago Style (17th ed.) Citation

Wallis, J. H. Marriage Observed. London: Routledge & K. Paul, 1970.

MLA (8th ed.) Citation

Wallis, J. H. Marriage Observed. Routledge & K. Paul, 1970.

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