Dyfyniad APA

REUBEN HERSH. (1997). What is mathematics really (0 19 513087 1). Oxford.

Dyfyniad Arddull Chicago

REUBEN HERSH. What Is Mathematics Really (0 19 513087 1). Oxford, 1997.

Dyfyniad MLA

REUBEN HERSH. What Is Mathematics Really (0 19 513087 1). Oxford, 1997.

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