Coins of the British world:
complete from 500 A.D. to the present : An illustrated standard catalogue with valuations of the coinage of the British Isles from 500 A.D., the British Empire from 1600 A.D.

APA Citation

Friedberg, R. (1962). Coins of the British world: complete from 500 A.D. to the present : An illustrated standard catalogue with valuations of the coinage of the British Isles from 500 A.D., the British Empire from 1600 A.D. New York: Coin and Currency Inst..

MLA Citation

Friedberg, Robert. Coins of the British World: Complete From 500 A.D. to the Present : An Illustrated Standard Catalogue With Valuations of the Coinage of the British Isles From 500 A.D., the British Empire From 1600 A.D. New York: Coin and Currency Inst., 1962.

Warning: These citations may not always be complete (especially for serials).