TY  - BOOK
AU  - Worthy,William
AU  - Unstead,R.J.
AU  - Falla,Val
TI  - Black's children's encyclopaedia
SN  - 071361126X
AV  - AG5 
U1  - 032 18
PY  - 1971///
CY  - London
PB  - A. and C. Black
KW  - Children's encyclopedias and dictionaries
N1  - Also available as set of 2 vols with separate index. £5.95. sbn 7136-1111-1; Previous ed. 1967
ER  -