- Multiples 1969 – 1992
- Museum Haus Lange Krefeld, 1993
- announcement card
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- Multiples 1969 – 1992
- Museum Haus Lange Krefeld, 1993
- announcement card
- Ask
contexts：
- Record as artwork: 1959-73
- Germano Celant, Roselee Goldberg
- Royal College of Art, 1973 ⁄ softcover
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- Using Walls: Indoors / Outdoors
- Susan Tumarkin Goodman
- Jewish Museum, 1970 ⁄ soft cover
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- Ricognizione 73: Nuove tendenze della grafica internazionale
- Italo Mussa, Enzo Cannaviello
- Comune di Santa Maria Capua Vetere, 1973 ⁄ softcover ⁄ design: Francesco Villa
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- Information
- Kynaston McShine, Lucy R. Lippard
- Museum of Modern Art New York, 1970 ⁄ softcover
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