orum, http://www.pantaneto.co.uk/issue5/arsham.htm, ප්‍රතිෂ්ඨාපනය 11 April 2014 Ball, Deborah Loewenberg; Hill, Heather C.; Bass, Hyman (2005), "Knowing Mathematics for Teaching: Who Knows Mathematics Well Enough To Teach Third Grade, and How Can We Decide?" (PDF), American Educator, http://deepblue.lib.umich.edu/handle/2027.42/65072, ප්‍රතිෂ්ඨාපනය 16 September 2007 Ball, Deborah Loewenberg; Lewis, Jennifer; Thames, Mark Hoover (2008), "Making mathematics work in school", Journal for Research in Mathematics Education M14:  13–44 and 195–200, http://www-personal.umich.edu/~dball/articles/BallLewisThames08.pdf, ප්‍රතිෂ්ඨාපනය 4 March 2010 Barbeau, Edward Joseph (2003), Polynomials, Springer, ISBN 0-387-40627-1 Baroody, Arthur; Coslick, Ronald (1998), Fostering Children's Mathematical Power: An Investigative Approach to K-8, Lawrence Erlbaum Associates, ISBN 0-8058-3105-3 Berlinghoff, William P.; Grant, Kerry E.; Skrien, Dale (2001), A Mathematics Sampler: Topics for the Liberal Arts 