00540cam a2200157 a 4500008004100000020002200041100002400063245012200087260003800209300003600247500002100283650005100304003000100355005001700356040000900373                                          a155570364X (pbk.)1 aThomsen, Elizabeth.10aRethinking reference :bthe reference librarian's practical guide for surviving constant change /cElizabeth Thomsen.  aNew York :bNeal-Schuman,cc1999.  axviii, 291 p. :bill. ;c23 cm.  aIncludes  index. 0aReference services (Libraries)zUnited States.20230123125346.0  cNUST