Frank, Andre Gunder
Monthly Review Press, 1972
Buku Teks SO
Rickard, John David
Australian National University Press, 1976
Buku Teks SO
Saul, John S.
Monthly Review Press, 1981
Buku Teks SO
Encel, Sol
F.W. Cheshire, 1970
Buku Teks
Frak, Andre Gunder
Monthley Review Press, 1972
Buku Teks SO