1. 1
    Published 1993
    ...HD 6960.5 .A9 .A849 7th...
    Conference Proceeding Book
  2. 2
    by Hince, Kevin
    Published 1996
    ...HD 6961 .W926 no. 96/1...
    Book
  3. 3
    Published 2007
    ...HF 2294 .S773 2007...
    Video DVD