Blitzer, R. (2009). Thinking mathematically (Custom edition for Ivy Tech Community College.). Custom Publishing.
Citace podle Chicago (17th ed.)Blitzer, Robert. Thinking Mathematically. Custom edition for Ivy Tech Community College. New York: Custom Publishing, 2009.
Citace podle MLA (9th ed.)Blitzer, Robert. Thinking Mathematically. Custom edition for Ivy Tech Community College. Custom Publishing, 2009.
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