Cerver, Fransisco Asensio, author
Arco, 1997
Buku Teks
Cerver, Francisco Asensio, author
Arco Editorial, 1995
Buku Teks
Robbin, Tony, author
Yale University Press, 1996
Buku Teks
Snibbe, Patricia M., author
McGraw-Hill, 1999
Buku Teks
edited by Steven Horwitz
Emerald, 2016
eBooks