Citazione Stile APA (7a Edizione)

Cohen, D. (2008). What matters: The world's preeminent photojournalists and thinkers depict essential issues of our time. Sterling.

Citazione stile Chigago Style (17a edizione)

Cohen, David. What Matters: The World's Preeminent Photojournalists and Thinkers Depict Essential Issues of Our Time. New York: Sterling, 2008.

Citatione MLA (9a ed.)

Cohen, David. What Matters: The World's Preeminent Photojournalists and Thinkers Depict Essential Issues of Our Time. Sterling, 2008.