editor, Robert E. Egner; penerjemah, Rani Rahmanillah
Sadasiva, 2003
Buku Teks SO
Fritz, Charles A.
Routledge & Kegan Paul, 1952
Buku Teks SO
Makin, Gideon
Routledge, 2000
Buku Teks SO
Russell, Bertrand, 1872-1970
Uitgever Te Mepple, 1964
Buku Teks SO
Herminie Soemitro
Universitas Indonesia, 1989
UI - Skripsi Membership