(NrABOTA SO SPECIALXNYMI WIDAMI TEHNI^ESKOJ LITERATURY (B:s (NpOSOBIE DLQ BIBLIOTEKAREJ (B/s - (NdREWING(B, (Na(B.(Nm(B.s; (NmINISTERSTWO KULXTURY rsfsrs; (NgOSUDARSTWENNAQ PUBLI^NAQ BIBLIOTEKA IM(B. (Nm(B.(Ne(B. (NsALTYKOWA(B-(N}EDRINAs; (NzMEEWA(B, (Nn(B.(Nq(B.s ((NlENINGRAD(B,s, 1957)
(NkNIGA (B(108 (NS(B.)s (NpRIL(B. (84 (NS(B.) :s (NpEREPE^ATANO IZ SPRAWO^NIKA (B"(NuKAZATELX KLASSOW PATENTOW I AWTORSKIH SWIDETELXSTW(B, (NWYDAWAEMYH W sssr(B", 1950 (NG(B.s
Keywords: (NbIBLIOTEKOWEDENIEs