TY  - DATA
AU  - Hale, Margie.
TI  - Essentials of mathematics: introduction to theory, proof, and the professional culture 
T2  - Classroom Resource Materials, 
SN  - 9780883859827 (online)
PY  - 2003///
CY  - [Washington, D.C.]
PB  - Mathematical Association of America
KW  - Mathematics
N1  - Includes bibliographical references (p. 165-169) and index
UR  - https://doi.org/10.1090/clrm/021
ER  -