Sawyer, J. E. (1987). Why Reaganomics and Keynesian economics failed. Macmillan.
Chicago Style aipamenaSawyer, James E. Why Reaganomics and Keynesian Economics Failed. Basingstoke, Hants.: Macmillan, 1987.
MLA aipamenaSawyer, James E. Why Reaganomics and Keynesian Economics Failed. Macmillan, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.