Treppe/Stairs 2001##Ballons 2001##White Curtain 2002

MLA

Treppe/stairs 2001##ballons 2001##white Curtain 2002. .

APA

Treppe/Stairs 2001##Ballons 2001##White Curtain 2002. .

Chicago

Treppe/stairs 2001##ballons 2001##white Curtain 2002.