000 00283nam a2200121Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
082 _a820.9 BAL:M
100 _aBolton W.F- Edit
245 4 _aThe Middle Ages
260 _aLondon
_bSphere
_c1991
942 _cREF
999 _c16063
_d16063