Steff Geissbuhler (Geissbuhler, Steff)

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  via
  Designing
  by Ivan Chermayeff, Steff Geissbuhler, Thomas H. Geismar, Graphis
  Hardcover, Graphis Inc, ISBN 1932026142 (1-932026-14-2)
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  via
  Tm: Trademarks Designed by Chermayeff & Geismar
  by Ivan Chermayeff, Steff Geissbuhler, Thomas H. Geismar
  Hardcover, Chronicle Books Llc, ISBN 1568982569 (1-56898-256-9)