"Vijaya Krishnan K P,Vijayamadavan K T,Namboodirippad V M N,Sivasankaran N" <br/><br/>
Janthusasthrapravesam 

 -  Kerala Bhasha Institute  1971 
 - 228p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology