Gaya APA
Pal, N, S, G, S, P, P, B, S, A. (2004).
Mining Environment Management Manual .
:
Scientific Publishers.
Gaya MLA
Pal, N.C., Saxena;, G., Singh;, P., Pathak;, B.C., Sarkar;, A.K..
"Mining Environment Management Manual".
:
Scientific Publishers,
2004.
Text.