TY  - BOOK
AU  - Plantinga,Alvin
TI  - The nature of necessity
SN  - 0198244142
U1  - 123 18
PY  - 1978///
CY  - Oxford
PB  - Clarendon Press
KW  - Necessity (Philosophy)
N1  - Originally published: 1974; Includes index
ER  -