More erudite, head-scratching verse from the dean of American poets in Where Shall I Wander. Sample Verse ''A lifeboat almost swamped by shrugs, your famous kisser/now floats over all American cities like a drapeau.'' Token Topical Poem From ''Capital O'': ''...let there be more commotion/less avian flu.'' Bottom Line John Ashbery's oeuvre is not unlike Paris Hilton's: To tease concrete meaning out of it can lead to frustration. But he's much, much smarter, and you often get swept up in his stream of wordplay and imagery.