Showing 1 - 7 results of 7 for search '(("ruhr" OR ("rohr" OR (("mohr" OR "moor") OR "mohn"))) OR "lehr")', query time: 0.04s Refine Results
  1. 1
    Book Chapter
  2. 2
    Book Chapter
  3. 3
    by Schulz, Erwin
    Published 1982
    Book
  4. 4
  5. 5
    by Siegert, Richard
    Published 1986
    Book
  6. 6
  7. 7
    by Baumann, Arnulf H.
    Published 1985
    Book