1. 1
  2. 2
    by Unkrig, W. A.
    Published 1934
    Book
  3. 3
    by Eimer, Helmut
    Published 1974
    Thesis Book
  4. 4
  5. 5
  6. 6
    by Wilhelm, Friedrich, 1932-
    Published 1965
    Book
  7. 7
    by I-ching, 635-713
    Published 1942
    Book