TY  - BOOK
AU  - Olsson,Gunnar
TI  - Birds in egg
SN  - 0850860776
PY  - 1980///
CY  - London
PB  - Pion Limited
KW  - Reasoning
KW  - Deontic logic
KW  - Act (Philosophy)
KW  - Thought and thinking
N1  - 'Eggs in bird': 56e p. is printed from the other end of the book; Distributor from label on cover; Includes bibliographies
ER  -