Curwen, P. J. (1974). Managerial economics. Macmillan.
Chicago Style aipamenaCurwen, P. J. Managerial Economics. New York: Macmillan, 1974.
MLA aipamenaCurwen, P. J. Managerial Economics. Macmillan, 1974.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.