Brueckner, L. J., Anderson, C., Banting, G., & Merton, E. L. (1939). The new curriculum arithmetics: Grade three. John C. Winston Company.
Dyfyniad Arddull ChicagoBrueckner, Leo J., C.J Anderson, G.O Banting, and Elda L. Merton. The New Curriculum Arithmetics: Grade Three. Philadelphia: John C. Winston Company, 1939.
Dyfyniad MLABrueckner, Leo J., et al. The New Curriculum Arithmetics: Grade Three. John C. Winston Company, 1939.
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