TY  - BOOK
AU  - Montag,Ulrich
TI  - Will the chain break? differential pricing... : : Proceedings of an IFLA workshop / 
T2  - IFLA publications ; 61
U1  - R/020.621/CON 
PY  - 1992///
CY  - London
PB  - K.G. Saur
KW  - Library cooperation
ER  -