APA (7th ed.) Citation

Room, A. (1979). Room's dictionary of confusibles. Routledge & Kegan Paul.

Chicago Style (17th ed.) Citation

Room, Adrian. Room's Dictionary of Confusibles. London Boston: Routledge & Kegan Paul, 1979.

MLA (8th ed.) Citation

Room, Adrian. Room's Dictionary of Confusibles. Routledge & Kegan Paul, 1979.