Incoming Resources
- Vanguard Press, New York, c2011
- Vanguard Press, dist. by Grolier Enterprises, New York, c1938
- Vanguard Press, New York, 2007
- Vanguard Press, New York, 1963
- Vanguard Press, New York, c1985
- Vanguard Press, New York, 1969
- Vanguard Press, New York, 2008
- Vanguard Press, New York, c2010
- Vanguard Press, New York, 2009
- Vanguard Press, New York, 2010, c1991
- Vanguard Press, New York, 2010
- Vanguard Press, New York, c1982
- Vanguard Press, New York, c2012
- Vanguard Press, New York, c2008
- Vanguard Press, New York, 2011