Arithmetic: In which the Principles of Operating by Numbers are Analytically Explained, and Synthetically Applied ... J. & J.W. Prentiss, 1827 - 261 σελίδες |
Arithmetic: In which the Principles of Operating by Numbers are Analytically Explained, and Synthetically Applied ...J. & J.W. Prentiss, 1827 - 261 σελίδες |