000 00421cam a2200169ua 4500
020 _cRs. 10.00
041 _aeng
_h
082 _a692.5
_bWIL/SP
100 _aWillis, Arthur J .
245 _aSpecification writing for architects and surveyers
260 _aLondon :
_bCosby lockwood & Sons Ltd ,
_c1962.
300 _a88 ; .
365 _aRs. 10.00
504 _a
942 _cBK
999 _c1716
_d1716