TY  - BOOK
AU  - Prostano,Emanuel T.
TI  - Audiovisual media and libraries: selected readings 
SN  - 0872870537 :
U1  - 025.17708 
PY  - 1972///
CY  - Littleton, Colo.
PB  - Libraries Unlimited
KW  - Audio-visual library service
ER  -