TY  - BOOK
AU  - Mises,Richard Von, x
AU  - x
TI  - Positivism : A study in human understanding
SN  - x
U1  - 146.4/MIP 
PY  - 1951///
CY  - N.Y.
PB  - Dover
KW  - Positivism
KW  - Philosophy
ER  -