Thomas J Thekkethala <br/><br/>
Main division ofplant kingdom / 
Thomas J Thekkethala 
 -  Central Book Depot, Allahabad,  1990 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants; Botany
<br/><br/><label>Dewey Class. No.: </label>580 THO-M