1. 1
    Published 1981
    ...HQ 626 .G373...
    Book
  2. 2
    by Evans, Richard J.
    Published 1987
    ...HN 458 .H3 .E92...
    Book
  3. 3
    Published 1990
    ...HT 690 .G3 .G3735...
    Book
  4. 4
    by Evans, Richard J.
    Published 1998
    ...HV 6974 .E92...
    Book