APA (7th ed.) Citation

Gordon, S. (2007). the longevity zones. Prevention, 59(10), 204.

Chicago Style (17th ed.) Citation

Gordon, Sandra. "The Longevity Zones." Prevention 59, no. 10 (2007): 204.

MLA (9th ed.) Citation

Gordon, Sandra. "The Longevity Zones." Prevention, vol. 59, no. 10, 2007, p. 204.