TY  - BOOK
AU  - Ruggiero,Vincent Ryan
TI  - The art of thinking: a guide to critical and creative thought 
SN  - 0060456647
PY  - 1988///
CY  - New York
PB  - Harper & Row
KW  - Thought and thinking
KW  - Critical thinking
KW  - Creative thinking
KW  - Problems, exercises, etc
N1  - Includes bibliographical references (p. 221-228) and index
ER  -