Oyer Paul. (2014). Everything I Ever Needed to Know About Economics. Harvard Bus. School.
Chicago (17e ed.) BronvermeldingOyer Paul. Everything I Ever Needed to Know About Economics. Boston: Harvard Bus. School, 2014.
MLA (9e ed.) BronvermeldingOyer Paul. Everything I Ever Needed to Know About Economics. Harvard Bus. School, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.