Standards for interchange of surface hydrologic data on computer media / 
Department of National Development, Australian Water Resources Council. 
 - Canberra :  Australian Government Publishing Service,  1971. 
 - 24 p. ;  29 cm. 
<br/><br/><label>ISBN: </label>0642501157 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Groundwater--Data processing.