TY  - BOOK
AU  - Noble Frank
AU  - Gelling Margaret
TI  - Offa's Dyke reviewed
SN  - 0860542106
AV  - DJ.1949.207 
PY  - 1983///
CY  - Oxford
PB  - B. A. R.
KW  - Dikes Engineering
KW  - Great Britain
KW  - Offa's Dyke Wales and England
N1  - Bibliography:: p. xi-xii
ER  -