TY - BOOK AU - Woodbury,Marda TI - Selecting materials for instruction: issues and policies SN - 0872871975 AV - LB1042.72 .W664 1979 U1 - 371.3/3 19 PY - 1979/// CY - Littleton, Colo. PB - Libraries Unlimited KW - Audiovisual materials KW - United States KW - Directories KW - Local KW - Free material KW - Teaching KW - Aids and devices N1 - Includes bibliographies and indexes ER -