The Common School Arithmetic: Combining Analysis and Synthesis : Adapted to the Best Mode of Instruction in the Elements of Written Arithmetic Taggard and Thompson, 1863 - 336 σελίδες |
The Common School Arithmetic: Combining Analysis and Synthesis : Adapted to the Best Mode of Instruction in the Elements of Written ArithmeticTaggard and Thompson, 1863 - 336 σελίδες |