TY - BOOK AU - AU - TI - IT tools and business systems: based on the 'O' and 'A' level DOEACC syllabus (M1-R4/A1-R4, module 1) SN - 9780071077712 U1 - 005.43 PY - 2011/// CY - New Delhi PB - Tata McGraw Hill N1 - Includes index ER -