Авторы
Richard G. Lyons David Litchfield Leah Lievrouw Brian P. Loughman Daniel T. Larose Richard Leblanc Janie L. Leatherman Steven F. Lawson Lynette Long Merrill Lynch Kenneth S. Latimer Jessica Lipnack Albert S. Lindemann Matt Lombard J. B. Loewen Richard M. Leach Russell M. Linden Cheryl Lopate Richard Lepsinger Norman P. Lieberman David Lawler Robert A. Lutz Matthew Leitch Quan Li