Aquatic weeds in South East Asia :  proceedings of a Regional Seminar on Noxious Aquatic Vegetation, New Delhi 12-17 December, 1973 / 
edited by C. K. Warshney & J. Rzoska 
 - The Hague :  W. Junk B.V.,  1976 
 - 396 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>9061935563  sabah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aquatic weeds--Asia, Southeastern--Congresses
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Asia, Southeastern--Aquatic weeds--Congresses