Ballantyne, A. P. (1993). Free enterprise: Our heritage, our wealth. Boulder, CO: Colorado Council on Economic Education.
Chicago Style citaatBallantyne, A. Paul. Free Enterprise: Our Heritage, Our Wealth. Boulder, CO: Colorado Council on Economic Education, 1993.
MLA citatieBallantyne, A. Paul. Free Enterprise: Our Heritage, Our Wealth. Boulder, CO: Colorado Council on Economic Education, 1993.
Let op: Deze citaties zijn niet altijd 100% accuraat.