Plunkett, Drew, author
Laurence King, 2010
Buku Teks
Indecs Publishing, 1990
Buku Referensi
edited by Graeme Brooker and Lois Weinthal
Bloomsbury Academic, 2013
Buku Teks
Ching, Francis D.K., 1943-, author
John Wiley & Sons, 1987
Buku Teks
Ching, Francis D.K., 1943-, author
Van Nostrand Reinhold, 1987
Buku Teks