You can refer book for Associate - Clinical Data Management by Indian Author.
Book Name-Essentials of Clinical Research: 1
Author Name-by Dr. Ravinder Ghooi (Author), Mr. Sachin Itkar (Author)
Price-Rs.1300 (approximately)
Link : http://www.amazon.in/Essentials-Clinical-Research-Ravinder-Ghooi/dp/9380725094