TY  - BOOK
AU  - Hoffer, Alan R.
TI  - Mathematics in action
SN  - 0-02-108501-3
AV  - TR(GS 510 H65 1991
PY  - 1991///
CY  - New York
PB  - Macmillan/McGraw-Hill
KW  - Mathematics
KW  - Study and teaching
ER  -