TY - BOOK AU - Smith,Patricia L. AU - Ragan,Tillman J. TI - Instructional design SN - 0471393533 AV - LB1028.38 S647I 2005 PY - 2005/// CY - Hoboken, N.J. PB - Wiley KW - INSTRUCTIONAL SYSTEMS KW - DESIGN N1 - Includes bibliographical references and indexes ER -