Polling, C. <br/><br/>
Ilmu hajat / 
C. Polling, H. J. Pratiwarna. 
 - Jakarta :  Erlangga,  1964. 
 - 2 v. :  ill. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology--Study and teaching (Higher).