Tough tractors
题名:
Tough tractors
PERSONAL_AUTHOR_EPSB:
摘要:
Examines the raw power and immense size that allows tractors to move big objects on farms and construction sites.
出版日期范围:
2011
SERIES_EPSB:
物理描述:
24 p. : ill.
一般注释:
Includes index.
11.00
ISBN:
9781616901493
出版信息:
New York : Weigl, 2011.
