by Emil Ihrig ... [and others]
Osborne McGraw-Hill, 1991
Buku Teks
Campbell, David
McGraw-Hill, 1993
Buku Teks
Ettlin, Walter A.
McGraw-Hill, 1990
Buku Teks
Ponder, Randall D.
EP Entrepreneur Press, 2005
Buku Teks
Kim, Yong Hee
Discovery Media, 2006
Buku Teks