Ummerkutty, A.N.P., <br/><br/>
Science of The Oceans  Textual Documents 
A.N.P.Ummerkutty 
 - ist ed. 
 - Delhi  National book Trust,  1985 
 - 144pg:  21cm. 
<br/><br/><label>ISBN: </label>9788123704685 
<br/><br/><label>Subjects--Index Terms: </label>Earth Science G-Earth science 
<br/><br/><label>Dewey Class. No.: </label>551