Bhasker, J.
Prentice-Hall, 1992
Buku Teks
Petrus Mursanto
Fakultas Ilmu Komputer Universitas Indonesia, 2002
UI - Laporan Penelitian
LaMeres, Brock J.
Springer Nature, 2019
eBooks
Roth, Charles H.
Cengage Learning, 2018
Buku Teks
Sandige, Richard S.
McGraw-Hill, 2012
Buku Teks