1. 1
    by Himmelfarb, Gertrude
    Published 1984
    ...HC 260 .P6 .H658...
    Book
  2. 2
    by Walton, Whitney
    Published 2000
    ...HQ 1611 .W241 2000...
    Book
  3. 3
    by Headrick, Daniel R.
    Published 1991
    ...HE 7631 .H433 1991...
    Book
  4. 4
    Published 2007
    ...HQ 1090.7 .G7 .P976 2007...
    Book