Irene Hadiprayitno, author
Intersentia, 2009
Buku Teks
Lesley Cooper and Lynne Briggs
Allen & Unwin, 2000
Buku Teks
Neukrug, Ed, author
Thomson Learning, Inc., 2004
Buku Teks
Brady, Emily, editor
Springer, 2012
eBooks
Fallon, L. Fleming, author
Jones and Bartlett Publishers, 2014
Buku Teks