Tobis, Michael
McGraw-Hill, 2002
Buku Teks
Boddy, David
Prentice-Hall, 2002
Buku Teks
Archibald, Russell D.
John Wiley & Sons, 1976
Buku Teks
Hackos, JoAnn T.
John Wiley & Sons, 1994
Buku Referensi
Kliem, Ralp L.
CRC Press, Taylor & Francis Group, 2011
Buku Teks