Good morning,i want to know if i am appearing for CDC exam in October 2016, i should purchase 2016 coding books or 2017? Which month the books are effective.July 22, 2016 by Admin « Back to Previous Page Answer Question ▲0 ▼ ♥ 0 Marked as spamAsked on July 22, 201640 viewsFollowUnfollow ▲0 ▼✔ Private answer2016 books are required for all 2016 exams.Marked as spamAnswered on July 23, 2016 « Back to Previous Page Post your AnswerAttach YouTube/Vimeo clip putting the URL in brackets: [https://youtu.be/Zkdf3kaso] Notify me of follow