APA (7th ed.) Citation

Eckert & Schitka. (2006). Linux+ guide to linux certification (2nd ed.). Thomson/Course Technology.

Chicago Style (17th ed.) Citation

Eckert and Schitka. Linux+ Guide to Linux Certification. 2nd ed. Boston,MA: Thomson/Course Technology, 2006.

MLA (9th ed.) Citation

Eckert and Schitka. Linux+ Guide to Linux Certification. 2nd ed. Thomson/Course Technology, 2006.

Warning: These citations may not always be 100% accurate.