edited by Alfred Rappaport
Prentice-Hall, 1982
Buku Teks
Uhl, Kenneth P.
John Wiley & Sons, 1969
Buku Teks
Greenwood, William T.
South-Western, 1969
Buku Teks
Zimmerman, Jerold L., 1947-
McGraw-Hill, 2003
Buku Teks
DeCoster, Don T.
Melville Publishing Company, 1974
Buku Teks