APA (7e ed.) Bronvermelding

RIES AL. (2004). ORIGIN OF BRANDS: DISCOVER THE NATURAL LAW. HARPER BUSINESS.

Chicago (17e ed.) Bronvermelding

RIES AL. ORIGIN OF BRANDS: DISCOVER THE NATURAL LAW. NEW YORK: HARPER BUSINESS, 2004.

MLA (9e ed.) Bronvermelding

RIES AL. ORIGIN OF BRANDS: DISCOVER THE NATURAL LAW. HARPER BUSINESS, 2004.

Let op: Deze citaties zijn niet altijd 100% accuraat.