Bouwsma, Ward D.
Basic mathematics for elementary teachers / Ward D. Bouwsma, Clyde G. Corle & Davis F. Clemson - New York : Ronald Press , 1967 - vii, 342p. : ill. ; 24 cm.
Includes bibliographical references and index.
Mathematics
Foundations
Arithmetic
510 / BOU
Basic mathematics for elementary teachers / Ward D. Bouwsma, Clyde G. Corle & Davis F. Clemson - New York : Ronald Press , 1967 - vii, 342p. : ill. ; 24 cm.
Includes bibliographical references and index.
Mathematics
Foundations
Arithmetic
510 / BOU