The Great Pursuit by Tom Sharpe (Harper & Row: $9.95). No one, from author to critic, goes unscathed in this satire on the publishing business on both sides of the Atlantic. Agent Frensic comes across a deliciously filthy, but anonymous, manuscript that promises best sellerdom. Frensic supplies a fake author and they are off down the primrose path. Much of this book is funny and devastatingly accurate until the plot disperses in...