Burger, C. (2009). Change!: Wut in positive Energie umwandeln. Beck.
Chicago Style (17th ed.) CitationBurger, Christoph. Change!: Wut in Positive Energie Umwandeln. München: Beck, 2009.
MLA (9th ed.) CitationBurger, Christoph. Change!: Wut in Positive Energie Umwandeln. Beck, 2009.
Warning: These citations may not always be 100% accurate.