4127-1983, . (1984). CODE OF PRACTICES FOR LAYING OF GLAZED STONEWARE PIPES. DELHI: ISI.
4127-1983, . 1984. CODE OF PRACTICES FOR LAYING OF GLAZED STONEWARE PIPES. DELHI: ISI.
4127-1983, . CODE OF PRACTICES FOR LAYING OF GLAZED STONEWARE PIPES. DELHI: ISI. 1984.