APA (7th ed.) Citation

Smith, K. J. (2004). The nature of problem solving in algebra: A liberal arts approach. Thomson-Brooks/Cole.

Chicago Style (17th ed.) Citation

Smith, Karl J. The Nature of Problem Solving in Algebra: A Liberal Arts Approach. Australia: Thomson-Brooks/Cole, 2004.

MLA (9th ed.) Citation

Smith, Karl J. The Nature of Problem Solving in Algebra: A Liberal Arts Approach. Thomson-Brooks/Cole, 2004.