TY  - BOOK
AU  - Steen, Lynn Arthur
TI  - Why Numbers Count
SN  - 0-87447-577-5
AV  - QA13.W48 
CY  - New York
KW  -  Mathematics--Study and teaching--United States
KW  -  Precalculus
KW  - Mathematics
KW  - Numeracy
ER  -