TY  - BOOK
AU  - Black,Max
TI  - Critical thinking: an introduction to logic and scientific method 
T2  - [Prentice-Hall philosophy series]
U1  - 160 
PY  - 1946///,
CY  - New York
PB  - Prentice-Hall
KW  - Logic
KW  - Language and languages
N1  - "Second printing ... June 1947."; "Suggestions for further reading": p. 390-391
ER  -