Incoming Resources
- Barron's Educational Series, Hauppauge, N.Y., 1998
- Nova Science, Gazelle distributor, Hauppauge, N.Y., Lancaster, 2010
- Nova Science, Hauppauge, N.Y., 2002
- Barron's, Hauppauge, N.Y., 1997
- Nova Science, Hauppauge, N.Y., 2003
- Barron Educational Service, Hauppauge, N.Y., 2011
- Nova Science Publishers, Hauppauge, N.Y., 2011