TY  - BOOK
AU  - Davis,Gary A.
TI  - Psychology of problem solving: theory and practice 
SN  - 0465067387 :
U1  - 150 
PY  - 1973///
CY  - New York
PB  - Basic Books
KW  - Problem solving
KW  - Psychology
N1  - Includes bibliographical references and index
ER  -