Reference services planning in the 90s / Gail Z. Eckwright, Lori M. Keenan, eds. 

 - New York :  Haworth,  1994 
 - 222 p 
<br/><br/> Monografía  Reference services planning in the 90s has also been published as the Reference librarian, number 43 1993--Reverso de la portada 
<br/><br/><label>ISBN: </label>1560246197 (papel libre de ácido) 
<br/><br/><label>Subjects--Index Terms: </label>Servicios de Consulta (Bibliotecas) - Estados Unidos 
<br/><br/><label>LC Class. No.: </label>Z711/R472