Gaya APA
Singh, P, P, R, B., Singh, R, (.
(1993).
Blasting in Ground Excavations and Mines
.
Rotterdam:
.
Gaya MLA
Singh, P., Pal, Roy,, B.., Singh, RB, (a.o).
"Blasting in Ground Excavations and Mines".
Rotterdam:
,
1993.
Text.