Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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