Terry Mahan Buttaro [and three others], editors
Elsevier Mosby, 2017
Buku Teks SO
edit by Brenda Freshman, Louis Rubino, Yolanda (Linda) Reid Chassiakos
Jones and Bartlett, 2010
Buku Teks SO
McConnell, Charles R.
Jones & Bartlett Learning, 2013
Buku Teks
McConnell, Charles R.
Jones & Bartlett Learning, 2013
Buku Referensi
Traynor, Michael
Routledge, 1999
Buku Teks