TY  - BOOK
AU  - Horsfall, Jacqueline
TI  - Kids' silliest riddles
SN  - 9781402708084
U1  - 793.735 HOR 
PY  - 2004///
CY  - New York
KW  - Knock-knock jokes -- Juvenile literature
KW  - Riddles, Juvenile
KW  - Wit and humor, Juvenile
ER  -