Henkel-Referate : International Edition.
Henkel-Referate : International Edition.
- Dusseldorf : Henkel KGaA, 1999.
- 144 s. : il. ; 24 cm.
- (Excerpts of Henkel Research Papers) 35 ISSN 0720-9428 .
bibliogr.
54
bibliogr.
54