TY  - BOOK
AU  - Charles,Randall
AU  - Lester,Frank K.
TI  - Teaching problem solving: what, why & how
SN  - 0866510826
PY  - 1982///
CY  - Palo Alto, California
PB  - Dale Seymour Publications
KW  - Problem Solving
KW  - Local
N1  - Bibliography: p. 59-60
ER  -