Eldenburg, Leslie G.
Wiley India, 2007
Buku Teks
Shank, John K.
Irwin, 1989
Buku Teks
Guan, Liming, author
South Western Cengage Learning, 2009
Buku Teks
Heitger, Lester E., author
South-Western Publishing, 1992
Buku Teks
Edward J. Blocher ... [and others]
McGraw-Hill, 2005
Buku Teks