TY  - BOOK
AU  - Gray John
AU  -  Perry Brian
TI  - Scientific information
SN  - 0 19 8583176
U1  - 2:97(A)0bD65,8(B), L5;1 
PY  - 1975///
CY  - London
PB  - Oxford University Press      
KW  - LIBRARY SCIENCE
ER  -