TY - GEN AU - Tracy,Robb H. TI - CompTIA Linux+ certification study guide SN - 9780070222823 U1 - 005.432 PY - 2007/// CY - New Delhi PB - Tata McGraw-Hill Publishing KW - Electronic data processing personnel KW - Certification KW - Operating systems (Computers) KW - Examinations KW - Computer networks ER -