The Institute of Actuaries yearbook 1981-82. 

 - 5th Ed . 
 - Oxford  The Alden Press          1981 
 - xvi , 271p  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X 81n3 , N28 .N82<--N81, M1