Incoming Resources
- World Almanac Books, Washington D.C., 2013
- World Almanac Books, New York, 2011
- World Almanac Books, New York, ©2014
- World Almanac Books, New York, ©2013
- World Almanac Books, New York, ©2012
- World Almanac Books, New York, NY, 2019
- World Almanac Books, New York, NY, 2018
- World Almanac Books, New York, NY, 2015
- World Almanac Books, New York, NY, 2017
- World Almanac Books, New York, NY, ©2011
- World Almanac Books, New York, NY, 2016
- World Almanac Books, New York, NY, ©2010