Winchell, Constance Mabel  1896 <br/><br/>
Guide to reference books 

 - 7a ed. 
 - Chicago :   American Library Association,   1951. 
 - 2 v. ;   24 cm. 
<br/><br/> Texto y tercer suplemento, 1956-1958. Basado en Guide to reference books, 6a ed., de Isadore Gilbert Mudge