CODE OF PRACTICE FOR SAMPLING OF SOILS BY THEIR WALL SAMPLER WITH STATIONARY PISTON
IS:10108-1982
CODE OF PRACTICE FOR SAMPLING OF SOILS BY THEIR WALL SAMPLER WITH STATIONARY PISTON - LONDON THAMES AND HUDSON PUBLISHING COMPANY 1982 - 18
CODE OF PRACTICE FOR SAMPLING OF SOILS BY THEIR WALL SAMPLER WITH STATIONARY PISTON - LONDON THAMES AND HUDSON PUBLISHING COMPANY 1982 - 18