00255nam a2200109Ia 450000500170000008000260001710000220004324500280006526000250009330000090011858300180012720260716043826.0  a19.01.03 A849vi(1985)  aVillamil, Joaquin  aAs users see librarians  bACURILa[S.l.]c1985  a6 p.  c7/25/07kJOYD