TY  - BOOK
AU  - Rocklin,Joanne
TI  - How much is that guinea pig in the window?
T2  - Hello math reader. Level 4
SN  - 0590227165
U1  - 813.54 
PY  - 1995///
CY  - New York, NY.
PB  - Scholastic
KW  - Literatura infantil estadounidense
ER  -