TY  - BOOK
AU  - Heller, Mark
AU  - Heller,Mark
TI  - Ontology of Physical Objects:  Four-Dimensional Hunks of Mater. ( Cambridge Studies in Philosophy)
SN  - 052138544X   
U1  - N20 
PY  - 1990///
CY  - New York
PB  - Cambridge University
N1  - includes index and biblioraphy
ER  -