000
00256nam a2200109Ia 4500
999
_c
7801
_d
7801
020
_a
471819654
100
_a
Stagg K G
245
_a
Rock Mechanics in Engineering Practice
260
_c
1968
_b
JOHN WILEY AND SONS
_a
London
300
_a
xiii+442
942
_c
BK