TY  - BOOK
AU  - Davis, Robert Benjamin
TI  - Discovery in mathematics: a text for teachers : containing topics, techniques, methods, and materials for a supplementary first course in introductory mathematics and including the Student Discusiion Guide, with answers 
AV  - QA 135.5 D38
PY  - 1964///
CY  - California
PB  - Addison-Wesley
KW  - Matemáticas
KW  - Estudio y enseñanza
ER  -