Jordan, Philip B., author
McGraw-Hill, 1969
Buku Referensi
edited by Anthony Ralston; assistant editor, Chester L. Meek
Petrocelli/Charter, 1976
Buku Referensi
edited by Anthony Ralston and Edwin D. Reilly ; managing editor, Caryl Ann Dahlin
Van Nostrand Reinhold, 1993
Buku Referensi
Lien, David A., author
Compusoff, 1981
Buku Teks
Cheeseman, G.W.H., author
John Wiley & Sons, 1979
Buku Teks