- Author: Diederich Eckardt, Ulrich Ehricke, Walter Gerhardt, Wolfram Henckel, Hans-Friedrich Müller, Eberhard Schilken
- Language: German
- Year: 2004
- Author: Nathaniel Norment Jr., David Dalby, John Baugh, Ernie A. Smith, Ralph W. Fasold, Walter A. Wolfram, Elaine E. Tarone, John Myhill, Ronald R. Butters, Marvin D. Loflin, J. L. Dillard, Nicholas R. Sobin, Arthur K. Spears, Edgar W. Schneider, Lisa J. Green, Stefan Martin, Arnetha F. Ball, Kikanza Nuri Webber
- Language: English
- Year: 2003
