TY  - BOOK
AU  - Krulik, Stephen.
TI  - How To Use the Overhead Projector in Mathematics Education /Stephen Krulik, Irwin Kaufman
U1  - 510.7KRU 
PY  - 1966///
CY  - Washington D.C.
PB  - The National Council of Teachers of Mathematics
KW  - MATHEMATICS - Study and teaching
ER  -