1. 1
    Published 1992
    ...HV 515.5 .P928...
    Book
  2. 2
    by Morgan, G. M.
    Published 1966
    ...HV 515.5 .M848 1966...
    Book
  3. 3
    Published 2002
    ...HV 4 .D536 n...
    Journal
  4. 4
    Published 1995
    ...HV 515.5 .A1 .N532 ch...
    Serial
  5. 5
    Published 1997
    ...HV 515.5 .Z9 .A8 .S678...
    Book
  6. 6
    Published 1974
    ...HV 515.5 .A1 .N532 ch...
    Serial
  7. 7
    Published 1978
    ...HV 4 .D536...
    Journal