01174nam2-2200373---450 99000074385020331620200610073507.00-07-033538-90074385USA010074385(ALEPH)000074385USA01007438520011115d1987----km-y0itay0103----baengUS||||||||001yyReference services and reference processes2by William A. Katz5. ed.New YorkMcGraw-Hillc1987XII, 237 p23 cmMcGraw-Hill series in library education2001McGraw-Hill series in library education00100544322001Introduction to reference workBiblioteche pubblicheServiziValutazioneMetodi025.52KATZ,William Armstrong752236ITsalbcISBD990000743850203316I.2.B. 72/2 (XIII B 74/II)98406 LMXIII B025.52 KAT 211282 SM025.5200107015BKSCIReference services and reference processes1517586UNISA