Pillai, G R <br/><br/>
Sahakaranavum Samoohya Vikasanavum 

 - Kottayam  Mcgraw Hill Book Company  1972 
 - 520p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--General Stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social interaction--Generalia--Social  DevelopmentSocial sciences
<br/><br/><label>Dewey Class. No.: </label>302  / PIL-S