Gilbert, N. <br/><br/>
Statistics 

 - 2nd ed. 
 - Philadelphia:  Saunders Collage Publishing;  1981 
 - xi,434p.:  ill.;  24cm. 
<br/><br/><label>ISBN: </label>0030580919 
<br/><br/><label>Gov. Doc. Class. No.: </label>WE/01