Beyeler, E., & Frei, G. (2000). Andy Warhol: Series and singles / Mit Beiträgen von Ernst Beyeler, Georg Frei, Peter Gidal, Edward Sanders. DuMont.
Citazione stile Chigago Style (17a edizione)Beyeler, Ernst, e Georg Frei. Andy Warhol: Series and Singles / Mit Beiträgen Von Ernst Beyeler, Georg Frei, Peter Gidal, Edward Sanders. Köln: DuMont, 2000.
Citatione MLA (8a ed.)Beyeler, Ernst, e Georg Frei. Andy Warhol: Series and Singles / Mit Beiträgen Von Ernst Beyeler, Georg Frei, Peter Gidal, Edward Sanders. DuMont, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.