Kahin, George McTurnan
Cornell University Press , 1952
Buku Teks
Kahin, George McTurnan
Cornell University Press, 1952
Buku Teks
Mclachlan, Noel
Penguin Book, 1989
Buku Teks SO
Reshetar, JR, John S.
Priceton University Press, 1952.
Buku Teks
Bertrand, Jacques
Cambridge, 2005
Buku Teks SO