Shores, Louis % 1904 <br/><br/>
Basic reference sources : an introduction to materials and methods / with a chapter on science reference sources / by Helen Focke. 

 - Chicago :  American Library Association,  1954. 
 - 378 p. 
<br/><br/> Monografía 
<br/><br/><label>Subjects--Index Terms: </label>Bibliotecas - departamento de Consulta Libros de Consulta - Bibliografía 
<br/><br/><label>LC Class. No.: </label>C/Z1035/S49