Eaton, John W.
Free Software Foundation, 2007
Buku Referensi
Lehpamer, Harvey, author
McGraw-Hill, 2010
Buku Teks
International Engineering Consortium
International Engineering Consortium, 2007
eBooks
Ademas Muhammad Danisworo, author
Fakultas Teknik Universitas Indonesia, 2020
UI - Skripsi (Membership)
Varhol, Peter D., author
Computer Technology Research Corp. , 1993
Buku Teks