TY  - GEN
AU  - Singh, Jagman
TI  - Art of earthmoving: equipment and methods 
SN  - 8120401212
U1  - 550 
PY  - 1986///
CY  - New Delhi
PB  - Oxford and IBH Publishing Company
KW  - Art of earth
KW  - Geology
N1  - Includes references and index
ER  -