TY  - GEN
AU  - Wartofsky, Marx W.
TI  - Conceptual foundations of scientific thought; an introduction to the philosophy of science. xii, 560 p. ; 25 cm
AV  - Q 175 .W28 
KW  - Science--Philosophy
KW  - s: p. [489]-548
N1  - Bibliogrpahical
ER  -