MLA

Chaffers, William, and W. A Reeves. Handbook to Hall Marks On Gold & Silver of Great Britain and Ireland : with Tables of the Annual Date Letters Employed In the Assay Offices. 11th ed., revised / London: William Reeves Bookseller Ltd, 1975.

APA

Chaffers, W., & Reeves, W. A. (1975). Handbook to hall marks on gold & silver of Great Britain and Ireland : with tables of the annual date letters employed in the Assay Offices. 11th ed., revised / London: William Reeves Bookseller Ltd.

Chicago

Chaffers, William, and W. A Reeves. Handbook to Hall Marks On Gold & Silver of Great Britain and Ireland: With Tables of the Annual Date Letters Employed In the Assay Offices. 11th ed., revised / London: William Reeves Bookseller Ltd, 1975.