Admas, C. F. (1992). Stamp collecting: The complete, easy guide to the world's most popular hobby. Dell Publishing.
Cita Chicago Style (17a ed.)Admas, Charles F. Stamp Collecting: The Complete, Easy Guide to the World's Most Popular Hobby. México: Dell Publishing, 1992.
Cita MLA (8a ed.)Admas, Charles F. Stamp Collecting: The Complete, Easy Guide to the World's Most Popular Hobby. Dell Publishing, 1992.
Precaución: Estas citas no son 100% exactas.