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Gramedia Pustaka Utama, 1996
Buku Teks
Lucas, Robert W., author
McGrow-Hill, 2015
Buku Teks
Dalton Maxine ... et.all
Jossey-Bass, 2002
Buku Teks
Thiederman, Sondra
Lexington books, 1991
Buku Teks
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Fakultas Ilmu Komputer Universitas Indonesia, 2013
UI - Skripsi Membership