Eaton, M. A. J. (1871). Easy lessons in mental arithmetic upon the inductive method; adapted to the best mode of instruction in primary school. Thompson, Bigelow & Browm.
Cita Chicago Style (17a ed.)Eaton, M. A. James. Easy Lessons in Mental Arithmetic upon the Inductive Method; Adapted to the Best Mode of Instruction in Primary School. Boston: Thompson, Bigelow & Browm, 1871.
Cita MLA (9a ed.)Eaton, M. A. James. Easy Lessons in Mental Arithmetic upon the Inductive Method; Adapted to the Best Mode of Instruction in Primary School. Thompson, Bigelow & Browm, 1871.
Precaución: Estas citas no son 100% exactas.