@book {bette_x-treme._2004,
	title = {X-treme. Zur Soziologie des Abenteuer und- Risikosports},
	year = {2004},
	note = {THE 236},
	publisher = {transcript},
	organization = {transcript},
	address = {Bielefeld},
	author = {Bette, Karl-Heinrich}
}
