Gaya APA
Industrie, T. (1996).
Contract CTA 231 - Coal Sumatra : Feasibility Study for Potential Coal Areas .
Belgium:
Tractebel Industrie.
Gaya MLA
Industrie, Tractebel.
"Contract CTA 231 - Coal Sumatra : Feasibility Study for Potential Coal Areas".
Belgium:
Tractebel Industrie,
1996.
Text.