International Society for Technology in Education (ISTE), 2018
Majalah, Jurnal, Buletin
Lotus, [date of publication not identified]
Buku Referensi
Walker, Terry M.
Allyn and Bacon, 1972
Buku Teks
Wilson, Raymond
McGraw-Hill, 1988
Buku Teks
Flasinski, Mariusz
Springer International Publishing, 2016
eBooks