TY  - BOOK
AU  - Laugdou-Davies,John
TI  - Man : the known & the unknown / 
U1  - 146 
PY  - 1960///
CY  - London
PB  - Secker & Warburg, 
KW  - Philosophy
KW  - Knowledge
KW  - Science
KW  - Evolution
ER  -