- Author: Marta E. Goicoechea-Pappas, Anthony J. Pappas
- Language: English
- Year: 2018
- Author: Theoni Pappas
- Language: Spanish
- Year: 1996
- Author: Theoni Pappas
- Language: Spanish
- Year: 1996
- Author: J.W. Cornman G.S. Pappas K. Lehrer
- Language: Spanish
- Year: 1990
- Author: Pappas Lou Seibert
- Language: English
- Year: 2013
- Author: Pappas Lou Seibert
- Language: English
- Year: 2013
- Author: Petersen Randy, Lang J. Stephen, Curtis A. Kenneth, Pappas Irini
- Language: English
- Year: 2000
- Author: Pappas Theoni
- Language: English
- Year: 2011
- Author: Pappas Nicholas J
- Language: English
- Year: 2014
- Author: Pappas Nickolas
- Language: English
- Year: 2013