APA

Bunk J., Bunk H., .Sachlexikon 3/4. Stuttgart: .

Chicago

Bunk Jennifer, Bunk Hans-Dieter, .Sachlexikon 3/4. Stuttgart: .

Harvard

Bunk J., Bunk H., .Sachlexikon 3/4. Stuttgart: .

MLA

Bunk Jennifer, Bunk Hans-Dieter, .Stuttgart: . .