Citazione Stile APA (7a Edizione)

Klee, P., & Ueberwasser, W. (1965). Klee: The later work. Galerie Beyeler.

Citazione stile Chigago Style (17a edizione)

Klee, Paul, e Walter Ueberwasser. Klee: The Later Work. Basel: Galerie Beyeler, 1965.

Citatione MLA (9a ed.)

Klee, Paul, e Walter Ueberwasser. Klee: The Later Work. Galerie Beyeler, 1965.