TY  - BOOK
AU  - Nichols,Herbert L.
AU  - Day,David A.
TI  - Moving the earth: the workbook of excavation 
SN  - 9780071502672
PY  - 2010///
CY  - New York
PB  - McGraw-Hill
KW  - Earthwork
KW  - Earthmoving machinery
KW  - Excavation
N1  - Includes index
ER  -