TY  - BOOK
AU  - Chisholm, Roderick M
AU  - Chisholm,Roderick M
TI  - Realistic Theory of Categories:  An Essay on Ontology
SN  - 0521556163   
U1  - N20 
PY  - 1996///
CY  - New York
PB  - Cambridge University
N1  - includes index and biblioraphy
ER  -