D'Sousa, Stanislaus <br/><br/>
Closed Birth Intervals : A Data Analysis Study 

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 - New Delhi  Sterling Publishers (P) Ltd.  1974 
 - 132 p.   
<br/><br/>  reference P.128 
<br/><br/><label>ISBN: </label>
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Closed Birth Intervals: A Data Analysis Study 
<br/><br/><label>Dewey Class. No.: </label>312.1(73)