Reference
Nelson, D. (2011, October 12) Guava “the Ultimate super food”. Retrieved from http://www.telegraph.co.uk/health/healthnews/8822303/Guava-the-ultimate-superfood.html
Cespedes, A. ( 2011, March 28) Is Guava Healthy?. Retrieved from http://www.livestrong.com/article/409166-is-guava-healthy/
