Diasti Lastarini
Universitas Indonesia, 1997
UI - Skripsi (Membership)
Day, R.A., author
Erlangga, 1990
Buku Teks
Day, R.A., author
[publisher not identified], [date of publication not identified]
Buku Teks
Buku Teks
Day, R.A., author
Erlangga, 2002
Buku Teks