00570nam a2200193Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d IIA Library 681.31 ASH Ashley, Ruth 18428 Teach yourself UNIX Ruth Ashley and Fernandez New Delhi BPB Publications 1990 xiii,333p NASA Thesaurus Operating Systems 10274 UNIX Operating System Fernandez 18429 BK 10781 10781 0 0 0 0 BAN KOD GEN 1993-09-02 75.00 0 681.31/ ASH 11693 2021-11-05 75.00 1993-09-02 BK Rs. 75.00