APA Citation

 Eckert, J. W. (2016).  CompTIA Linux+ guide to Linux certification.  Cengage.

Trích dẫn kiểu Chicago

 Eckert, Jason W.  CompTIA Linux+ Guide to Linux Certification.  Cengage, 2016.

MLA Citation

 Eckert, Jason W.  CompTIA Linux+ Guide to Linux Certification.  Cengage, 2016.

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