1. 1
    Published 1977
    ...QC 912.3 .S785...
    Book
  2. 2
    Published 1993
    ...QC 871 .J34...
    Book
  3. 3
    by Shepherd, G. G.
    Published 2002
    ...QC 912.3 .S548 2002...
    Connect to table of contents.
    Book