Hari Putra Setiawan, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2012
UI - Skripsi Open
Stalin, J.V., author
Foreign Languages Publishing House, 1952
Buku Teks
Kull, Steven, author
Westview Press, 1992
Buku Teks
Lenin
Pregress Publishers, [date of publication not identified]
Buku Teks
Fischer, Louis, author
Harper & Row, 1964
Buku Teks