TY  - BOOK
AU  - Butterfield , Moira
TI  - My book of tractors
SN  - 1405444150
U1  - 629.23 
PY  - 2005///
CY  - UK
PB  - Parragon Publishing
KW  - Board books
KW  - Construction equipment
N2  - "Learn all about tractors." -- Adapted from back cover
ER  -