Yudhi Dwi Fajar Maulana
Fakultas Ilmu Kompter Universitas Indonesia, 2021
UI - Tugas Akhir
Hardinge, Mervyn G.
Indonesia Publishing House, 2003
Buku Teks
The Reader's Digest Association, Inc, 1998
Buku Teks
Bernstein, Lewis
Norwalk Appletton century crofts , 1985
Buku Teks
Burnard, Philip
Chapman&Hall,, 1995
Buku Referensi