As you have asked about the books for the preparation of the COMEDK PG Dental exam, I am giving you information about it, check below for the details

All Postgraduate Dental Entrance Examination: A Complete Review
AIIMS Edition Dental Matrix (2011-2014) Vol-2 3rd/2015
AP Postgraduate Dental Entrance Examination: MCQs with Explanatory Answers
APPG Dental Buster Previous Years Solved Papers
Bhatia's Dentogist MCQS in Dentistry with Explanatory Answers
Bhatia's Dentogist MCQS in Dentistry with Explanatory Answers: Clinical Sciences
ComedK Dental Buster Previous Years Solved Papers
Complete Review of AIIMS 25 + Supplement AIIMS 25 COMBO Pack for Post Graduate Dental Entrence Exam
Comprehensive Guide to PGDEE Basic Sciences
DENTACME AIIMS MDS
Dental Bytes Postgraduate Dental Entrance Examination Review
Dental Bytes Supplement
Dental Decks : Fully Solved Original Papers
Dental Digest
Dental Explore - Fully Solved Original Papers of Various Recent Dental PG Entrance Examinations
Dental Horizons
Dental Pulse 2
Dental Steps First Step for M.P. PRE-P.G