TY  - BOOK
AU  - Banerjee,Sumanta
TI  - Audio cassettes: the user medium
SN  - 9231014584
PY  - 1977///
CY  - Paris
PB  - UNESCO
KW  - BI-BuBU
KW  - Cassette audio
KW  - Communication
KW  - Book
ER  -