Dyfyniad APA

DJOJOHADIKUSUMA, S., & DJOJOHADIKUSUMA, S. (1974). Energy And Raw Materials Present And Future Sumitro Djojohadikusuma. t.p.

Dyfyniad Arddull Chicago

DJOJOHADIKUSUMA, Sumitro, and Sumitro DJOJOHADIKUSUMA. Energy And Raw Materials Present And Future Sumitro Djojohadikusuma. t.p, 1974.

Dyfyniad MLA

DJOJOHADIKUSUMA, Sumitro, and Sumitro DJOJOHADIKUSUMA. Energy And Raw Materials Present And Future Sumitro Djojohadikusuma. t.p, 1974.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.