IS CODE OF PRACTICE FOR SANITARY PIPE WORK ABOVE GROUND FOR BUILDINGS
IS 5329 1983
IS CODE OF PRACTICE FOR SANITARY PIPE WORK ABOVE GROUND FOR BUILDINGS - 1 - DELHI BUREAU OF INDIAN STANDARD 1984 - 26
IS CODE OF PRACTICE FOR SANITARY PIPE WORK ABOVE GROUND FOR BUILDINGS - 1 - DELHI BUREAU OF INDIAN STANDARD 1984 - 26