Taylor, E. H., & Mills, C. N. (1961). Arithmetic: For teacher-training classes (4th ed.).
Chicago Edition CitationTaylor, E. H., and C. N. Mills. Arithmetic: For Teacher-training Classes. 4th ed. 1961.
ציטוט MLATaylor, E. H., and C. N. Mills. Arithmetic: For Teacher-training Classes. 4th ed. 1961.
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