APA

Hansen G., Hauff P. & Spillner W.Seeadler. Galenbeck: .

Chicago

Hansen Günter, Hauff Peter and Spillner Wolf.Seeadler. Galenbeck: .

Harvard

Hansen G., Hauff P. and Spillner W.Seeadler. Galenbeck: .

MLA

Hansen Günter, Hauff Peter and Spillner Wolf.Galenbeck: . .