TY  - BOOK
AU  - White, Lynn Townsend
TI  - Medieval technology and social change: Lynn White
U1  - 901.92 
PY  - 1962///
CY  - London
PB  - OUP
KW  - Civilization, Medieval
KW  - Technology and civilization
KW  - Social history |y Medieval, 500-1500
ER  -