
Guide to reference books / compilado por Eugene P. Sheehy, Rita G. Keckeissen, y Eileen McIlvaine
.American Library Association (ALA)
;Sheehy, Eugene P.
;Keckeissen, Rita G.
;McIlvaine, Eileen
. 9th ed.Chicago :
, 1976. ISBN: 0838902057. (M) Material textual