HARFORD TIM. (2006). UNDERCOVER ECONOMIST. LITTLE BROWN AND COMPANY.
Chicago (17e ed.) BronvermeldingHARFORD TIM. UNDERCOVER ECONOMIST. LONDON: LITTLE BROWN AND COMPANY, 2006.
MLA (9e ed.) BronvermeldingHARFORD TIM. UNDERCOVER ECONOMIST. LITTLE BROWN AND COMPANY, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.