000 00270nam a2200097Ia 4500
100 _aLawrence David
245 _aWorking Spectrum : A Library of Practical Subroutines & Programms
260 _bB P B Pub, N'Delhi
082 _aD6:8(B)/N86/B16628
300 _app 216; 21*13
999 _c29131
_d29131