Thumm, Garold W., author
Prentice-Hall, 1967
Buku Teks
Thumm, Garold W., author
Buku Teks
edited by Lewis A. Coser, Bernard Rosenberg
Macmillan, 1964
Buku Teks
edited by Lewis A. Coser and Bernard Rosenberg
Macmillan, 1957
Buku Teks
edited by Sol Saporta
Holt, Rinehart and Winston, 1961
Buku Teks