A few new authors and a couple of past winners are among the 20 nominees for this year's National Book Awards. Winners will be announced November 16.

Fiction:The March by E.L. Doctorow (Random House); Veronica by Mary Gaitskill (Pantheon); Trance by Christopher Sorrentino (FSG); Holy Skirts by René Steinke (Morrow); Europe Central by William T. Vollmann (Viking)

Nonfiction:Out of Eden: An Odyssey of Ecological Invasion by Alan Burdick (FSG); Jean-Jacques Rousseau: Restless Genius by Leo Damrosch (Houghton Mifflin); The Year of Magical Thinking by Joan Didion (Knopf); 102 Minutes: The Untold Story of the Fight to Survive Inside the Twin Towers by Jim Dwyer and Kevin Flynn (Times Books); Bury the Chains: Prophets and Rebels in the Fight to Free an Empire's Slaves by Adam Hochschild (Houghton Mifflin)

Poetry:Where Shall I Wander by John Ashbery (Ecco); Star Dust by Frank Bidart (FSG); Habitat: New and Selected Poems, 1965— 2005 by Brendan Galvin (LSU Press); Migration: New and Selected Poems by W.S. Merwin (Copper Canyon); The Moment's Equation by Vern Rutsala (Ashland Poetry Press)

Young People's Literature:The Penderwicks by Jeanne Birdsall (Knopf); Where I Want to Be by Adele Griffin (Putnam); Inexcusable by Chris Lynch (Atheneum); Autobiography of My Dead Brother by Walter Dean Myers (HarperTempest); Each Little Bird That Sings by Deborah Wiles (Harcourt)