TY  - BOOK
AU  - Gravett,Christopher
TI  - Medieval siege warfare
T2  - Elite
SN  - 0850459478
PY  - 2003///
CY  - Oxford
PB  - Osprey
KW  - Siege warfare history
KW  - sears
KW  - Sieges
KW  - History
KW  - 17th-18th century
ER  -