Schwartz, D. D. (1997). Conjecture and proof. An introduction to mathematical thinking ([1st ed.].). Saunders College Publ..
Citace podle Chicago (17th ed.)Schwartz, Diane Driscoll. Conjecture and Proof. An Introduction to Mathematical Thinking. [1st ed.]. Fort Worth: Saunders College Publ., 1997.
Citace podle MLA (9th ed.)Schwartz, Diane Driscoll. Conjecture and Proof. An Introduction to Mathematical Thinking. [1st ed.]. Saunders College Publ., 1997.
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