Polke, Sigmar Gachnang, Johannes , 1939- Schelbert, Catherine
Sigmar Polke : the early drawings , 1963-1969
by Johannes Gachnang; translated from German by Catherine Schelbert
- Gachnang & Springer Bern 1991 1991
- 119 p. : chiefly col. ill. ; 33 cm.