Gaya APA
Jenkner, P, A. (1957).
Report of The Possibility of Using Bukit Asam Coal, for the Production of Double Coke for Metallurgical Purposes .
:
.
Gaya MLA
Jenkner, Phil, A..
"Report of The Possibility of Using Bukit Asam Coal, for the Production of Double Coke for Metallurgical Purposes".
:
,
1957.
Text.