TY - BOOK AU - Clark,Ruth Colvin AU - Mayer, Richard E. TI - E-learning and the science of instruction: proven guidelines for consumers and designers of multimedia learning SN - 9780787986834 PY - 2008/// CY - San Francisco, CA PB - Pfeiffer KW - Business education KW - Computer assisted instruction N1 - Includes bibliographical references (p. 405-426) and index ER -