000 00333nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a022.97 M921
100 _aMOTT,T.H
245 0 _aINTRODUCTION TO PL/1 PROGRAMMING FOR LIBRARY AND INFORMATION SCIENCE
260 _aNEW YORK
_bACADEMIC
_c1972
300 _a23X16
942 _cBK
_2DDC
999 _c16081
_d16081