MLA

Crowther, Jonathan, and Kathryn Kavanagh. Oxford Guide to British and American Culture for Learners of English. Oxford: Oxford university press, 1999.

APA

Crowther, J., & Kavanagh, K. (1999). Oxford guide to British and American culture for learners of English. Oxford: Oxford university press.

Chicago

Crowther, Jonathan, and Kathryn Kavanagh. Oxford Guide to British and American Culture for Learners of English. Oxford: Oxford university press, 1999.