IOS, 1989
Buku Teks
Hendra Widjaja
Fakultas Ilmu Komputer Universitas Indonesia, 1993
UI - Skripsi Membership
Roloff, Sascha, author
Springer Singapore, 2019
eBooks
Katzan, Harry, Jr., author
Van Nostrand Reinhold , 1970
Buku Teks
by Lawrence Snyder, Leah H. Jamieson, Dennis B. Gannon and Howard Siege
Academic Press, 1985
Buku Teks