Newman, Aaron J., author
Sage, 2019
Buku Teks
Majoros, William H., author
Cambridge University Press, 2007
Buku Teks
edited by John A.D. Appleby, David C. Edelman, John J.H. Miler
Chapman & Hall/CRC , 2008
Buku Teks
Bretschneider, Franklin, author
Elsevier, 2006
Buku Teks
Carlin, Bradley P., author
Taylor & Francis Group, 2009
Buku Teks