Citace podle APA (7th ed.)

Morris, D. E., & Topfer, H. D. (1964). Advancing in mathematics: Teacher's commentary. Science Research Associates.

Citace podle Chicago (17th ed.)

Morris, Dennis E., a Henry D. Topfer. Advancing in Mathematics: Teacher's Commentary. Chicago, IL: Science Research Associates, 1964.

Citace podle MLA (9th ed.)

Morris, Dennis E., a Henry D. Topfer. Advancing in Mathematics: Teacher's Commentary. Science Research Associates, 1964.

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