TY - BOOK AU - Bhatnagar, Ashish AU - Chauhan, S. K. TI - PC upgrading maintenance and troubleshooting guide SN - 978-81-85749-36-5 U1 - 004.165 B575 2019 PY - 2019/// CY - New Delhi PB - S. K. Kataria KW - Personal computers - Maintenance and repair KW - Chauhan, S. K N1 - Includes index ER -