Cammack, Paul Anthony
Macmillan, 1993
Buku Teks SO
penyunting, Larry Diamond; penerjemah, Matheos Nalle
Yayasan Obor Indonesia, 1993
Buku Teks SO
edited by Gabriel A. Almond, James S. Coleman
Princeton University Press, 1960
Buku Teks SO
edited and with Introductions by Paul E. Sigmund
Frederick A. Praeger, 1967
Buku Teks SO
Riggs, Fred W.
Houghton Miffiln, 1964
Buku Teks