Walker, Terry M.
Allyn and Bacon, 1972
Buku Teks
Sedgewick, Robert, 1946-
R.R. Donnelly, 2017
Buku Teks
Forouzan, Behrouz,author
Course Technology, 2008
Buku Teks
Torbert, Shane
Springer, 2012
eBooks
edited by Jan van Leeuwen
Elsevier, 1990
Buku Referensi