00672cas a22002297a 450000500170000000800410001701000100005801100100006802200140007803500100009224500510010226000580015330000070021131000120021836200190023065000450024965000510029486600210034586600220036686600200038886600340040820220329142023.0040399d1906    us mr p rnn   0  0b1eng d  a77166  a78138  a0002-9769  a8799000aALA Bulletinc/by American Library Association0 aChicago, Ill. :bAmerican Library Association,c1906-  av.  aMensual  av.63 n.1, 196914aBibliotecasxPublicaciones periódicas.14aBiblioteconomíaxPublicaciones periódicas.  av.52 n.11 (1958)  av.57 n.8-9 (1963)  av.60 n.6 (1966)  av.60 n.8-v.63 n.4 (1966-1969)