Yapp, N., Brinkley, D., & Johns, C. (2007). 100 days in photographs: Pivotal events that changed the world. National Geographic and Getty images.
Citazione stile Chigago Style (17a edizione)Yapp, Nicholas, Douglas(Foreword) Brinkley, e Chris(Intro.) Johns. 100 Days in Photographs: Pivotal Events That Changed the World. Washington: National Geographic and Getty images, 2007.
Citatione MLA (9a ed.)Yapp, Nicholas, et al. 100 Days in Photographs: Pivotal Events That Changed the World. National Geographic and Getty images, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.