Cost factors in planning educational technology systems /
Jamison, Dean T.
Cost factors in planning educational technology systems / Dean T. Jamison. - París : UNESCO. International Institute for Educational Planning, 1977. - 62 p. : fot. - Fundamentals of educational planning ; 24 .
9280310763
371.68 =20 JAM No.24.
Cost factors in planning educational technology systems / Dean T. Jamison. - París : UNESCO. International Institute for Educational Planning, 1977. - 62 p. : fot. - Fundamentals of educational planning ; 24 .
9280310763
371.68 =20 JAM No.24.