APA Style
Bresnahan, C., Blum, R. (2020).
Comptia linux+ 4E study guide with online labs: xk0-004 exam (4th ed.).
Indiana:
Wiley.
MLA Style
Bresnahan, Christine., Blum, Richard.
"Comptia linux+ 4E study guide with online labs: xk0-004 exam".
4th ed.
Indiana:
Wiley,
2020.
Text.