Gaya APA
JR., R, N, S, J, A, B.
(1977).
Chemical Process Industries
(
4)
.
New Delhi:
McGraw Hill.
Gaya MLA
JR., R., Norris, Shrve,, Joseph, A., Brink,.
"Chemical Process Industries".
4
New Delhi:
McGraw Hill,
1977.
Text.