000 00276cam a2200109 4500
020 _a0356081222 (hbk.)
100 1 _aHOGG Ian V
245 0 _aFortress:
_ba history of military defence
260 _aLondon:
_bMacdonald and Jane's,
_c1975
300 _a160p.
945 _i0012913
_rY
_sY
999 _c1275
_d1275