Druckgraphische Werk = L'oeuvre grave  = The graphic work
Subtitle: Ausstellung April/Mai 1976, Wolfgang Wittrock... Du sseldorf.
Contributors: Wolfgang Wittrock (firm)
Publisher: Wolfgang Wittrock
Published: 1976
Place of publication: Du sseldorf
Language: ger
Notes: Exhibition catalogue.

Introduction in German, French and English.

Edition of 1000 numbered copies.