Gear, Charles William, 1935-
McGraw-Hill, 1985
Buku Teks
Baase, Sara
Addison-Wesley, 1988
Buku Teks
Wozniak, Steve, 1950-
Headline/Review, 2007
Buku Teks
editor-in-chief C.H. Chen
McGraw-Hill, 1992
Buku Referensi
Booth, Taylor L.
John Wiley & Sons, 1971
Buku Teks