Besides author and title which three additional pieces of information are required for a works cited entry?

city of publication, publisher, and date of publication

___

Also the edition if there is more than one. If you have the date of the first edition it should be added in brackets at the end.

Example:

Tawney, R. H. Equality, 2nd ed., George Allen and Unwin, London 1931. (!st ed. 1931)