Hydrologic networks and methods / 

 - Bangkok :  WMO ,  1960 
 - ix, 157p. ;  30 cm. 
 - FCS .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources<br/>Hydrological network
<br/><br/><label>Dewey Class. No.: </label>333.91  / ECAFE