Abramowitz, Milton <br/><br/>
Handbook of mathematical functions with formulas, graphs, and mathematical tables. 

 - Washington :  NBS,  1972. 
 - 1046 p. 
 - National Bureau of Standards Applied Mathematics Series No. 55 .
 - NBS^nU.S. Department of Commerce. National Bureau of Standards, Washington^pUS .
 - National Bureau of Standards Applied Mathematics Series No. 55 .
<br/><br/><label>Universal Decimal Class. No.: </label>T 02.30 (4)