1. 1
  2. 2
    Published 1976
    ...HE 193 .T7725...
    Book
  3. 3
    ...HE 305 .T483 1983...
    Book
  4. 4
    Published 1990
    ...HE 311 .D44 .P712 1990...
    Book
  5. 5
    by Harper, J. M. (John M.)
    Published 1989
    ...HE 8635 .H294 1989...
    Book