Instructional media and the new technologies of instruction /

Heinich, Robert.

Instructional media and the new technologies of instruction / Robert Heinich, Michael Molenda, James D. Russell. - 2nd ed. - New York : Wiley, c1986. - xiv, 414 p. : ill. (some col.) ; 29 cm.

Includes bibliographies and index.

0471878359 0023528907

\\\84020875

371.3/07/8