Harrington, Harold David, author
Swallow Press, 1979
Buku Teks
Chu, Hung-fu, 1913-, author
Wm.C. Brown Communication, 1992
Buku Teks
Deitel, Harvey M., 1945-, author
Pearson Education, 2006
Buku Teks
Coyle, David Cushman, 1887-1969, author
Columbia University Press, 1963
Buku Teks
Lee, Alfred McClung
Rinehart & Company, 1953
Buku Teks