Toffler, Alvin, author
YBM Si-sa, [date of publication not identified]
Buku Teks
King, M. L.
YBM Si-sa, [date of publication not identified]
Buku Teks
[publisher not identified], 1977
Buku Teks
[publisher not identified], [date of publication not identified]
Buku Teks
Lapera Pustaka Utama, 1999
Buku Teks