TY  - BOOK
AU  - Croghan,Antony
TI  - A bibliographic system for non-book media : : a description and lis t of works / 
U1  - 025.17 
PY  - 1976///
CY  - London : 
PB  - Coburgh, 
KW  - Subject classification
KW  - Bibliography
KW  - Nonbook media
ER  -