Georgia. Office of Standards, Instruction and Assessment. Division of Curriculum and Instructional Services. "Common core Georgia performance standards (CCGPS) : mathematics : curriculum maps, grade K-12." University of Georgia. Map and Government Information Library. 2011-09-09, https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-be300-pc8-bm1-b2011-bm3-belec-p-btext.

Georgia. Office of Standards, Instruction and Assessment. Division of Curriculum and Instructional Services (2011-09-09). Common core Georgia performance standards (CCGPS) : mathematics : curriculum maps, grade K-12. Retrieved from https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-be300-pc8-bm1-b2011-bm3-belec-p-btext

Georgia. Office of Standards, Instruction and Assessment. Division of Curriculum and Instructional Services. "Common core Georgia performance standards (CCGPS) : mathematics : curriculum maps, grade K-12." 2011-09-09. October 25, 2026. https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-be300-pc8-bm1-b2011-bm3-belec-p-btext.