Literatuur

Q#, Banknotes and Banking in the Isle of Man, Ernest Quarmby

Spink & Son London, United Kingdom

Subtitel: A guide for historians and collectors

Editie: 2nd edition

Jaar: 1994

Quiggi#, A Survey of Primitive Money, A. Hingston Quiggin

Methuen London, United Kingdom

Subtitel: The Beginnings of Currency

Jaar: 1949