Related Clues:

• Book giving description of tortoise
• It offers binding promise, but may be too much for one's pocket
• Not easy to get sponsor for book
• Difficult person defending book
• Academic work perhaps secured by boards
• Book aggressive player
• Like unabridged print dictionaries
• A book that's difficult to support
• Book that's right bad, awful, covered by journalist
• Book player notorious for his tackling?
• Step 4: Library copy, often
• Journalist covers drab novel - it should be read
• Type of book that's difficult to finance
• It's not easy to bet against what the bookmaker is supporting
• Difficult to support one sort of book