Raven Press, 1983
Buku Teks
Globerman, Steven
Prentince-Hall, 1986
Buku Teks
edited by Margaret Woods, Peter Kajuter, Philip Linsley
CIMA, 2008
Buku Teks
Madura, Jeff, author
Thomson South-Western, 2003
Buku Teks
Coppola, Damon P., author
Elsevier , 2015
Buku Teks