edited by Milton Gilbert
Bowes & Bowes, 1953
Buku Teks
Bittker, Boris I., author
Warren,Gorham and Lamont, 1978
Buku Teks
Anton Hartawan Wijaya, author
Universitas Indonesia, 2017
UI - Tesis (Membership)
E. R. Fitranoska, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2006
UI - Tesis (Membership)
Buku Teks