by James T. Perry, Gary P. Schneider
by Evan-Moor Educational Publishers
by Crystal Jeans
by Frederick Douglass, William L. Andrews, William S. McFeely
by Thomas A. Mauet, Marlene A. Maerowitz
by Oscar G. Chase, Robert A. Barker
by R. Lawrence Dessem
by Bradley Clary, Sharon Reich Paulsen, Michael Vanselow
by Barry Buzan, Laust Schouenborg
by Jonathan Kellerman
by Mark Edward Herrmann