. . "Juvenile works"@en . "Juvenile works" . . "Introduces bulldozers, including their working parts, uses, history, and the inside of a bulldozer's cab." . . . . "A basic introduction to the features and functions of bulldozers, examinging the forms they have taken from ancient times to today." . . . . "Bulldozers" . "Bulldozers"@en . . . . . . "Grade level: A basic introduction to the features and functions of bulldozers, examining the forms they have taken from ancient times to today."@en . . . "Earthmoving machinery." . . "Bulldozers." . . "Bulldozers Juvenile literature." . .