APA

Bayrle T., Bayrle H., . (2012). Helke Bayrle - Thomas Bayrle. : .

Chicago

Bayrle Thomas, Bayrle Helke, . 2012. Helke Bayrle - Thomas Bayrle. : .

Harvard

Bayrle T., Bayrle H., . (2012). Helke Bayrle - Thomas Bayrle. : .

MLA

Bayrle Thomas, Bayrle Helke, . Helke Bayrle - Thomas Bayrle. : . 2012.