Lebrero Stals, J. (1992). Joseph Beuys: The Stuff Of Gods. Flash Art.
Cita Chicago (17th ed.)Lebrero Stals, José. "Joseph Beuys: The Stuff Of Gods." Flash Art 1992.
Cita MLA (8th ed.)Lebrero Stals, José. "Joseph Beuys: The Stuff Of Gods." Flash Art, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.