edited by John Herman Randali, Justus Buchler
Barnes & Noble, 1950
Buku Teks
Russell, Bertrand, 1872-1970, author
National Book League, 1947
Buku Teks
Durkeim, Emile
Cohen & West Ltd., 1953
Buku Teks
Rouotledge, 0
Buku Teks
Robinson, Joan, author
C.A. Watts, 1962
Buku Teks