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 - 9780470874301 AV - HF1106 C527E 2011 PY - 2011/// CY - San Francisco, Calif. PB - Pfeiffer KW - Business education KW - Computer-assisted instruction N1 - Includes bibliographical references and index ER -