The Theory and practice of programmed instruction : a guide for teachers
Pocztar, J.
The Theory and practice of programmed instruction : a guide for teachers - Paris Unesco 1972 - 179 p. - Monographs on Education .
371.3 / P6
The Theory and practice of programmed instruction : a guide for teachers - Paris Unesco 1972 - 179 p. - Monographs on Education .
371.3 / P6