- Author: Martin Horak, Robert Young
- Language: English
- Year: 2012
- Author: Martin Horak
- Language: English
- Year: 2007
- Author: Martin Horak
- Language: English
- Year: 2007
- Author: Clarence N. Stone, Robert P. Stoker, John Betancur, Susan E. Clarke, Marilyn Dantico, Martin Horak, Karen Mossberger, Juliet Musso, Jefferey M. Sellers, Ellen Shiau, Harold Wolman, Donn Worgs
- Language: English
- Year: 2015