APA

Affolter W., Amstad H., Doebeli Monika & Wieland G.Das Mathematikbuch. Stuttgart: .

Chicago

Affolter Walter, Amstad Heinz, Doebeli Monika and Wieland Gregor.Das Mathematikbuch. Stuttgart: .

Harvard

Affolter W., Amstad H., Doebeli Monika and Wieland G.Das Mathematikbuch. Stuttgart: .

MLA

Affolter Walter, Amstad Heinz, Doebeli Monika and Wieland Gregor.Stuttgart: . .