TY  - BOOK
AU  - (Tedman,John)
AU  - (Tedman,Alison)
AU  - (Knight,Desmond)
TI  - Christopher Columbus / 
T2  - English picture readers
SN  - 0194226204 (pb)
PY  - 1974///
CY  - London : 
PB  - Oxford University Press, 
ER  -