Chapman, Liz, author
Facet Publishing, 2004
Buku Teks
Chapman, Liz, author
Library Association Publishing, 2001
Buku Teks
Pollitt, Christopher, author
Oxford University press, 2013
Buku Teks
edited by Gregg Sapp
The Haworth Press, 1992
Buku Teks
Karina Fauziah, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2012
UI - Skripsi (Open)