Barnett, Frederic, author
Wadsworth, 1968
Buku Teks
Montgomery, Douglas C., author
Wiley, Hoboken, NJ, 2018
Buku Teks
Dennett, Tyler
Barnes ,
Buku Teks
Sartono Kartodirdjo, 1921-2007, author
Oxford University Press, 1978, 1973
Buku Teks
Lehman, B.H., author
Duke University Press, 1928
Buku Teks