TY  - BOOK
AU  - Hirsch,Christian R.
AU  - Kenney,Margaret J.
TI  - Discrete mathematics across the curriculum, K-12: 1991 yearbook 
SN  - 0873533054
AV  - QA11 .D56 1991
U1  - 510/.7 20
PY  - 1991///
CY  - Reston, Va.
PB  - National Council of Teachers of Mathematics
KW  - Computer science
KW  - Mathematics
KW  - Study and teaching
N1  - Includes bibliographical references and index
ER  -