George S. Cuhaj

Standard catalog of world paper money

2009

Standard Catalog Of United States Paper Money

2015

Coins of the World

2011

Standard Catalog of World Paper Money, Specialized Issues

2013

Standard Catalog of World Paper Money General Issues - 1368-1960

2015

Standard catalog of world paper money

2014

Standard catalog of world coins: 1801-1900

2015

Standard Catalog of World Coins 1701-1800

2017

Standard catalog of world paper money

2012

Standard Catalog of World Paper Money - Modern Issues

2014

Standard Catalog of World Paper Money Modern Issues, 1961-present

2006

Standard catalog of world coins, 1901-2000

2012

Collecting World Coins, 1901-Present

2015

Canadian coin digest

2012

2012 Standard Catalog of World Coins - 1901-2000

2014

Unusual World Coins

2011

Standard catalog of world paper money

1995

Standard Catalog of World Paper Money, Vol. 3

2005