TY  - BOOK
AU  - Klasek,Charles B.
TI  - Instructional media in the modern school
SN  - 0882240218
PY  - 1972///
CY  - Lincoln, Neb.
PB  - Professional Educators
KW  - Teachings
KW  - Aids and devices
N1  - Includes bibliographical references (p. 97-102)
ER  -