000 00337nam a2200121Ia 4500
100 _aNuttal, C.E.; Anderson, S.D. & J.P.B. Shepherd
020 _a582 53867 X
942 _cBK
245 _aPast perfect tense (including contrast with past simple) Unit 6
260 _aLongman, London
_c1968
082 _a428.24 Nut/And
300 _aVi, 72pp
999 _c1548
_d1548