Steinhoff, Dan, author
McGraw-Hill, 1982
Buku Teks
Kelley, Pearce Clement, author
Prentice-Hall, 1952
Buku Teks
Megginson, William L., author
McGraw-Hill, 2000
Buku Referensi
Byrd, Mary Jane
mcGraw-Hill , 2000
Multimedia
Zimmerer, Thomas W., author
Prentice-Hall, 2002
Buku Teks