Kempin, Frederick G
West Publishing Co, 1973
Buku Teks
edited by John Halligan
Edward Elgar, 2003
Buku Teks
Oxford University Press, 1998
Buku Teks
edited by Frederic S. Mishkin
University of Chicago Press, 2001
Buku Teks
Aalseth, Patricia, author
Jones & Bartlett Learning, 2015
Buku Teks