Gaya APA
Limited, H, &, G. (1983).
Coal Gasification Feasibility Study : Task 6 - Investment And Operating Cost Estimates Volume 2 .
Palembang:
P.T. Pupuk Sriwidjaja.
Gaya MLA
Limited, Humphreys, &, Glasgow.
"Coal Gasification Feasibility Study : Task 6 - Investment And Operating Cost Estimates Volume 2".
Palembang:
P.T. Pupuk Sriwidjaja,
1983.
Text.