Roof top rainwater harvesting - guidelines (IS 15797 : 2008) (Reaffirmed 2013). 

 - New Delhi :  Bureau of Indian Standards,  2008. 
 - 14 p. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Rainwater harvesting
<br/><br/><label>Dewey Class. No.: </label>628.142  / ROO