zero to sysadmin getting started Both, David P. creator text California Apress 2023 monographic various pages. : ill. ; 26 cm. Includes index. Vol. 1 644 p. Vol. 2 791 p. Vol. 3 515 p. Linux Open source software Linux Command Line Installing Linux Data Streams Core Utilities FC 005.446 BOT 9781484296172 (pbk) 9781484296141 9781484297858