United Nations. <br/><br/>
A Short Manual on Sampling Volume I  Textual Documents 
Elements of Sample Survey Theory 
 - 1960. 
 - America:  United Nations,  1960. 
 - vi;213p.:  KCS08015. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Statistics,The Role of Sampling,The Smaple Unit, Prof. K C S Pillai Collections.
<br/><br/><label>Dewey Class. No.: </label>311.2