Авторы
Percival Leigh Edith Lavell Mary Ellen Ledbetter Laura Leist David Langton Mark Loeffler Jeffrey Leeson Jeffery M. Leving Sylvia Lafair David Lewis Richard Keith Latman John Lewell David Lavinsky Karen Sobel Lojeski David B. Loeper Christoph Lueneburger Tony Little Barry Libert David Lindahl Chris Lytle Todd Lipscomb Amy Lyman Lee LeFever Laura A. Liswood