Artikel Jurnal
editor, Rebecca Vnuk
An imprint of the American Library Association, 2015
Buku Teks
Wallace, Catherine, author
1992
Buku Teks
Wallace, Catherine, author
Oxford University Press, 1993
Buku Teks
Wulan Ayunda Putri, author
Fakultas Teknik Universitas Indonesia, 2015
UI - Skripsi (Membership)