TY  - BOOK
AU  - Eres, B.K. 
AU  - Fenichel, H. Saslove, B. Schem, J.B. Unesco. General Information Programme and UNISIST
ED  - Unesco. General Information Programme and UNISIST
TI  - A decision maker's guide to videotex and teletext (preliminary edition)
PY  - 1986///
CY  - Paris
PB  - Unesco
KW  - Teletext systems Videotex systems
ER  -