Diagnosis and revision in the development of instructional materials /
Gropper, George Leonard
Diagnosis and revision in the development of instructional materials / George L. Gropper. - Englewood Cliffs, EUA : Educational Technology, 1975. - 211 p. : il.
0877780838
ENSEÑANZA ---MATERIALES AUXILIARES
Enseñanza programada
Diagnosis and revision in the development of instructional materials / George L. Gropper. - Englewood Cliffs, EUA : Educational Technology, 1975. - 211 p. : il.
0877780838
ENSEÑANZA ---MATERIALES AUXILIARES
Enseñanza programada