000
00285nam a22001097a 4500
041
_a
ENG
245
_a
Earth Moving Machinery - Symbols -Guidelines For Development And Evaluation
260
_a
New Delhi
_b
BIS
_c
1991
300
_a
2
650
_a
BIS-Test Code
856
_u
BIS-Test Code
999
_c
1987
_d
1987