Balakrishnan pillai, K <br/><br/>
Prayatnadhishtidha moolya siddhantam (m) / 
Balakrishnan pillai, K 
 -  State Institue of Languages, Trivandrum,  1974 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labor economics
<br/><br/><label>Dewey Class. No.: </label>331 BAL-P