Khristina Ruth Bintang
2019
UI - Tesis (Membership)
Wellington, J. J. (Jerry J.)
RoutledgeFalmer, 2003
Buku Teks
edited by John E. Simkin
D.W. Thorpe, 1993
Buku Referensi
Ward, Tara
Arcturus Publishing Ltd, 2008
Buku Teks
Easy Word Processing You'll Never Outgrow , 2000
Buku Teks