TY  - BOOK
AU  - Hill, Donald
TI  - A history of engineering in classical and medieval times
SN  - 0-7607-0486-6
U1  - 620.0091 
PY  - 1984///
CY  - New York, NY, US
PB  - Barnes and Noble Books
KW  - Ingeniería-Historia
KW  - Historia medieval
N1  - Donado Juan Medina
ER  -