TY  - BOOK
AU  - Simpson, I.S..
TI  - Basic Statistics for librarians / 
SN  - 0-85157-187-5
U1  - 2:(B28) 
PY  - 1981///
CY  - London W11 : 
PB  - Clive Bingley Ltd. , 
KW  - Library Statistics
ER  -