Abramowitz, M., ed. <br/><br/>
Handbook of mathematical functions with formulas graphs and mathematical tables   
ed. by M. Abramowitz, I.A. Stegun. 
 -  U.S.Dept.of Commerce NBS  1964 
<br/><br/><label>Dewey Class. No.: </label>515.0202  / N64;1 "R"