edited by Anthony Jones, Walter D. Coonnor and David E. Powell
Westview Press, 1991
Buku Teks
Lewin, Moshe, 1921-
University of California Press, 1988
Buku Teks SO
Stephan, John J.
Stanford University Press, 1994
Buku Teks SO
Pokshishevsky, V.
Progress, 1974
Buku Teks SO
Kennan, George F., 1904-
An Atlantic Monthly Press Book, 1961
Buku Teks SO