Perlman, Mark, author
Macmillan, 1974
Buku Teks
Abel-Smith, Brian
Heinemann, 1983
Buku Teks
Feldstein, Paul J., author
Delmar, 2012
Buku Teks
Rapoport, John, author
An Aspen Publication, 1982
Buku Teks
Kobelt, Gisela, author
Office of Health Economics, 2002
Buku Teks