APA-viite

Hayes, M. G. (2006). economics of Keynes: A new guide to the General Theory. Edward Elgar.

Chicago-tyylinen lähdeviittaus

Hayes, Mark G. Economics of Keynes: A New Guide to the General Theory. Chelternham: Edward Elgar, 2006.

MLA-viite

Hayes, Mark G. Economics of Keynes: A New Guide to the General Theory. Edward Elgar, 2006.