Becker, Carl L. (Carl Lotus), 1873-1945, author
Alfred . A. Knopf, 1945
Buku Teks
Honneth, Axel, 1949-, author
Polity Press, 2014
Buku Teks
Qureshi, Ishtiaq Husain
Frederick A. Preager , 1956
Buku Teks
Central Offece of Information, 1959
Buku Teks
Barnes, Harry Elmer, author
Prentice-Hall, 1950
Buku Teks