APA (7th ed.) Citation

Cottrell, L. (1966). A guide to Roman Britain ([1st American ed.].). Chilton Books.

Chicago Style (17th ed.) Citation

Cottrell, Leonard. A Guide to Roman Britain. [1st American ed.]. Philadelphia: Chilton Books, 1966.

MLA (9th ed.) Citation

Cottrell, Leonard. A Guide to Roman Britain. [1st American ed.]. Chilton Books, 1966.