National Academy Press, 2001
Buku Teks SO
Pasachoff, Jay M.
Thomson, 2001
Buku Teks
R.B. Parry, C.R. Perkins, editor
Library Association Publishing, 2001
Buku Teks SO
edited by Marcelo M. Suarez-Orozco and Desiree Baolian Qin-Hilliard
University of California Press, 2004
Buku Teks SO
Perbadanan Kemajuan Kraftangan Malaysia, 1999
Buku Referensi