00515nam a2200169 a 4500008004100000020002200041100002700063245008800090260003400178300002700212504004100239500002000280700001800300003000100318005001700319040000900336                                          a817000022x (hbk.)  aSharma, Jagdish Saran.  aReference service and sources of information /cJagdish Saran Sharma, D. R. Grover.  aNew Delhi :bEss Ess, c1987.  aviii, 288 p. ;c23 cm.  aIncludes bibliographical references.  aIncludes index.  aGrover, D. R.20230123133617.0  cNUST