Methods for Sampling of Burnt Clay Tiles (IS: 8920 - 1978).
Methods for Sampling of Burnt Clay Tiles (IS: 8920 - 1978). - 1st Revision - New Delhi : Indina Standards Institution, c1979. - 7 p.
Clay--Standards--India
691.4 / MET
Clay--Standards--India
691.4 / MET