Cox, Archibald, 1912-2004, author
Oxford University Press, 1976
Buku Teks
Ramaswamy, M., author
Stanford University Press, 1956
Buku Teks
Schwartz, Bernard, author
Oxford University Press, 1996
Buku Teks
Ramaswamy, M., author
Russell & Russell, 1970
Buku Teks
McCloskey, Robert G., author
The University of Chicago Press, 1962
Buku Teks