Dog Days Books With Legs: No new starters on either the fiction or the nonfiction lists this week, but readers should note that business books-which account for more weeks on the list than any other category-show no sign of fading in the heat. weeks on Fiction list 1 The Burden of Proof 5 Scott Turow, Farrar, Straus & Giroux, $22.95 2 Message From Nam 4 Danielle Steel, Delacorte, $21.95 3 September 13 Rosamunde Pilcher, St. Martin's, $22.95 4 Dragon 21 Clive Cussler, Simon & Schuster, $21.95 ! 5 The Stand: The Complete and Uncut Edition 10 Stephen King, Doubleday, $24.95 6 Sullivan's Sting 5 Lawrence Sanders, Putnam, $19.95 7 Coyote Waits 2 Tony Hillerman, Harper & Row, $19.95 8 An Inconvenient Woman 10 Dominick Dunne, Crown, $19.95 9 Oh, the Places You'll Go! 21 Dr. Seuss, Random House, $12.95 10 The Bourne Ultimatum 18 Robert Ludlum, Random House, $21.95

Nonfiction 1 Men at Work 15 George Will, Macmillan, $19.95 2 Dave Barry Turns 40 8 Dave Barry, Crown, $16.95 3 Barbarians at the Gate: The Fall of RJR Nabisco 25 Bryan Burrough & John Helyar, 4 Wealth Without Risk 75 Charles Givens, Simon & Schuster, $19.95 5 Father, Son & Co.: My Life at IBM and Beyond 6 Thomas J. Watson Jr. & Peter Petre, Bantam, $22.95 6 Megatrends 2000 25 John Naisbitt & Patricia Aburdene, Morrow, $21.95 7 Don't Shoot, It's Only Me 5 Bob Hope & Melville Shavelson, Putnam, $19.95 8 It Was on Fire When I Lay Down on It 44 Robert Fulghum, Villard, $17.95 9 Liar's Poker: Rising Through the Wreckage on Wall Street 34 Michael Lewis, Norton, $19.95 10 Peril and Promise: A Commentary on America6 John Chancellor, Harper & Row, $16.95