English | paperback | 256 p. | 2013
German | paperback | 2014
German | paperback | 312 p. | 2019
French | paperback | 224 p. | 2002
French | paperback | 224 p. | 2005
German | paperback | 298 p. | 2019
French | paperback | 242 p. | 2009
German | paperback | 532 p. | 2021
German | paperback | 298 p. | 2019
French | paperback | 385 p. | 2021