1. 1
    by Mayer, Robert R.
    Published 1980
    ...H 62 .M468...
    Book
  2. 2
    by Sudman, Seymour
    Published 1976
    ...HN 29 .S943...
    Book
  3. 3
    Published 1982
    ...HX 541.5 .L495...
    Book
  4. 4
    by Fisher, Donald, 1944-
    Published 1993
    ...H 62 .A1 .F533...
    Book