Vaughan, Tay
McGraw-Hill, 2008
Buku Teks
edited by Henk M. Blanken ... [and others]
Springer, 2007
Buku Teks
Dowling, Jennifer Coleman
McGraw-Hill, 2012
Buku Teks
Cawkell, Tony
Routledge, 1996
Buku Referensi
Agnew, Palmer W.
Allyn and Bacon, 1996
Buku Teks