Knox, Beulah. A Comparison of the Group and the Individual Techniques of Teaching Algebra. Denton, Texas. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc33278/. Accessed May 25, 2013.
Note: Inconsistencies in capitalization and punctuation within the Digital Library may affect this citation. Before using this citation in formal writing, please consult your preferred style manual. More information.