Academic Press, 2013
eBooks
Mantegna, Rosario N., author
Cambridge University Press, 2004
Buku Teks
LeRoy, Stephen F., author
Cambridge University Press, 2014
Buku Teks
Telser, Lester G., author
University of Chicago Press, 1972
Buku Teks
edited by John A.D. Appleby, David C. Edelman, John J.H. Miler
Chapman & Hall/CRC , 2008
Buku Teks