Doubt about these 2 books

joemendolajoemendola Member Posts: 8 ■□□□□□□□□□
Hi peeps, id love to know what you advise to me to buy, between these 2 books please:

1- [h=1]CCNA Security Official Exam Certification Guide[/h]

2- [h=1]CCNA security by Richard Deal[/h]CCNA Cisco Certified Network Associate Security Study Guide with CDROM Exam 640-553 Certification Press: Richard Deal: Books

thanks in advance


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