Biggs, E., & MacLean, J. R. (1969). Freedom to learn : an active learning approach to mathematics / authors Edith E. Biggs, James R. MacLean: An active learning approach to mathematics. Addison-Wesley.
Chicago Style (17th ed.) CitationBiggs, Edith, and James R. MacLean. Freedom to Learn : An Active Learning Approach to Mathematics / Authors Edith E. Biggs, James R. MacLean: An Active Learning Approach to Mathematics. Reading, Mass. ; London: Addison-Wesley, 1969.
MLA (9th ed.) CitationBiggs, Edith, and James R. MacLean. Freedom to Learn : An Active Learning Approach to Mathematics / Authors Edith E. Biggs, James R. MacLean: An Active Learning Approach to Mathematics. Addison-Wesley, 1969.
Warning: These citations may not always be 100% accurate.