Jehovah’s Witnesses have tools they use to research questions or issues that arise as they study to teach themselves or others. One tool available in many languages is the Watch Tower Publications Index.
बऱ्‍याच भाषांतून उपलब्ध असलेले एक प्रकाशन म्हणजे इंग्रजीतील टेहळणी बुरूज प्रकाशन संदर्भसूची.