The study of arithmetic / L. Clark Lay.
By: Lay, L. Clark.
Material type: BookPublisher: New York : Macmillan, c1966Description: xv, 590 p.Subject(s): Arithmetic -- Study and teaching (Elementary) | Arithmetic -- Study and teaching (Secondary) | Mathematics -- Study and teaching (ELementary) | Mathematics -- Study and teaching (Secondary)No physical items for this record
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