Tchhuprow, A A,  <br/><br/>
Principles Of The Mathematical Theory Of Correlation 

 - No Place  No Publisher  1939 
<br/><br/><label>Subjects--Uniform Titles: </label>--General Stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Generalia--Correlation
<br/><br/><label>Dewey Class. No.: </label>519.4  / TCH-P