DJOJOHADIKUSUMA, S., & DJOJOHADIKUSUMA, S. (1974). Energy And Raw Materials Present And Future Sumitro Djojohadikusuma. t.p.
Chicagoスタイル(17版)引用形式DJOJOHADIKUSUMA, Sumitro, , Sumitro DJOJOHADIKUSUMA. Energy And Raw Materials Present And Future Sumitro Djojohadikusuma. t.p, 1974.
MLA(8版)引用形式DJOJOHADIKUSUMA, Sumitro, , Sumitro DJOJOHADIKUSUMA. Energy And Raw Materials Present And Future Sumitro Djojohadikusuma. t.p, 1974.
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