English | hardback | 180 p. | 2019
English | paperback | 160 p. | 2006
English | paperback | 160 p. | 2016
German | hardback | 192 p. | 2020
English | hardback | 336 p. | 2015
English | hardback | 352 p. | 2017
English | hardback | 384 p. | 2014
English | hardback | 352 p. | 2014
English | hardback | 352 p. | 2014
English | hardback | 384 p. | 2014
English | hardback | 384 p. | 2014
French | hardback | 320 p. | 2019
English + Italian | hardback | 312 p. | 2015
English | paperback | 320 p. | 2017
English | paperback | 292 p. | 1999
German | paperback | 214 p. | 2007