1. Blueberries and cranberries (Vaccinium);Luby,1999
2. Temperate-Zone Pomology. Physiology and Culture;Westwood,1993
3. Productionhttp://faostat3.fao.org/home/E
4. An Overview of US Blueberry Production, Trade, and Consumption, with Special Reference to Florida. 2014. UF/IFAS Extentionhttp://edis.ifas.ufl.edu/fe952