Buettner, D. (2015). The Blue Zones solution: Eating and living like the world's healthiest people. National Geographic.
Cita Chicago Style (17a ed.)Buettner, Dan. The Blue Zones Solution: Eating and Living like the World's Healthiest People. Washington, D.C.: National Geographic, 2015.
Cita MLA (8a ed.)Buettner, Dan. The Blue Zones Solution: Eating and Living like the World's Healthiest People. National Geographic, 2015.
Precaución: Estas citas no son 100% exactas.