- Author: Warren E. C. Wacker
- Language: English
- Year: 1980
- Author: Grant Wacker
- Language: English
- Year: 2014
- Author: Jorge Thompson Araujo, Ekaterina Vostroknutova, Markus Brueckner, Mateo Clavijo, Konstantin M. Wacker
- Language: English
- Year: 2016
- Author: Daniel H. Bays, Nancy A. Hardesty, Grant Wacker, Scott Flipse, William Lawrence Svelmoe, Alvyn Austin, Jay S. F. Blossom, Anne Blue Wills, Edith L. Blumhofer, Mark Y. Hanley
- Language: English
- Year: 2003
- Author: Lloyd D. Barba (editor), Andrea Shan Johnson (editor), Daniel Ramírez (editor), Grant Wacker (editor)
- Language: English
- Year: 2023
- Author: Robbyn R. Wacker, Karen A. Roberto
- Language: English
- Year: 2010
- Author: Holger Wacker, Jürgen E. Blank
- Language: German
- Year: 1998
- Author: Asmus Petersen (editor), Waltraut Petersen (editor), Günther Wacker (editor)
- Language: German
- Year: 1990
- Author: Katharina Wacker
- Language: German
- Year: 2007
- Author: Gabriela Wacker
- Language: German
- Year: 2013