Kotz, John (state University Of New York, Treichel, Paul (university Of Wisconsin, Townsend, John (west Chester University Of Pennsylvania (retired)), Treichel, David (nebraska Wesleyan University) (2) Larson, Ron (the Pennsylvania State University, Edwards, Bruce (university Of Florida) (1) Stewart, James (mcmaster University), Clegg, Daniel K. (palomar College), Watson, Saleem (california State University (1) Cengage (1) Harr, J. (concordia University Saint Paul), Hess, Karen (normandale Community College (1)