Kasher, S. (1978). The Substance Of Paper: Von von Steven Kasher. Artforum.
Cita Chicago (17th ed.)Kasher, Steven. "The Substance Of Paper: Von Von Steven Kasher." Artforum 1978.
Cita MLA (8th ed.)Kasher, Steven. "The Substance Of Paper: Von Von Steven Kasher." Artforum, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.