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- http://proquest.safaribooksonline.com/book/operating-systems-and-server-administration/linux/9781849519021/centos-6-linux-server-cookbook/ch01_html?uicode=cornell
- http://proquest.safaribooksonline.com/book/operating-systems-and-server-administration/linux/9781849519021
- http://www.amazon.com/CentOS-6-Linux-Server-Cookbook/dp/1849519021/
- $44.99
- 2013 Packt Publishing (April 18, 2013)
UNIX and Linux System Administration Handbook (4th Edition)
- http://www.amazon.com/gp/product/0131480057/ref=s9_simh_gw_p14_d0_i2?pf_rd_m=ATVPDKIKX0DER
- $52.60
- Prentice Hall; 4th edition (July 24, 2010)
Online CentOS Server Course
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