To study and prepare for the Cisco Certified Techinician (CCT) Certifications, Cisco offers recommended online training courses that are available directly through the Cisco Learning Network Store. Unfortunately, there are no official certification guides for these certifications.
You might also want to join the CCT Study Group if you haven't already done so.
Also, please feel free to take a look at the following two FAQ's that may help you determine which starting path or certification you want to pursue. See Who is the CCT Certification for? and
For the differences between the CCENT and CCT Certifications, please refer to the Difference between CCT and CCENT FAQ
We wish you the best on your studies!
Cisco Learning Network Moderator