Schwartz, J. L., Yerushalmy, M., & Wilson, B. (1993). The Geometric supposer: What is it a case of? (1st edition.). L. Erlbaum Associates.
Cita Chicago Style (17a ed.)Schwartz, Judah L., Michal Yerushalmy, y Beth Wilson. The Geometric Supposer: What Is It a Case of? 1st edition. Hillsdale, N.J.: L. Erlbaum Associates, 1993.
Cita MLA (9a ed.)Schwartz, Judah L., et al. The Geometric Supposer: What Is It a Case of? 1st edition. L. Erlbaum Associates, 1993.
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