TY  - BOOK
AU  - Burtt,Edwin A.
TI  - Principles and problems of right thinking: a textbook for logic, reflective thinking, and orientation courses 
AV  - BC108 .B75 1931
PY  - 1931///
CY  - New York, And London
PB  - Harper & brothers
KW  - Logic
KW  - Thought and thinking
KW  - Science
KW  - Methodology
ER  -