IS : 13735 1993 ISO : 8201:1987
Bureau of Indian Standard
IS : 13735 1993 ISO : 8201:1987 - 1st - New Delhi Bureau of Indian Standard 1993 - 5
Civil Engineering
624 / BU-I
IS : 13735 1993 ISO : 8201:1987 - 1st - New Delhi Bureau of Indian Standard 1993 - 5
Civil Engineering
624 / BU-I
