DJOJOHADIKUSUMA, S., & DJOJOHADIKUSUMA, S. (1976). Technology, Economic Growth And Environment State Of The Debate Sumitro Djojohadikusuma. t.p.
Čikaški stil citiranja (17. izdanje)DJOJOHADIKUSUMA, Sumitro, i Sumitro DJOJOHADIKUSUMA. Technology, Economic Growth And Environment State Of The Debate Sumitro Djojohadikusuma. t.p, 1976.
MLA način citiranja (8. izdanje)DJOJOHADIKUSUMA, Sumitro, i Sumitro DJOJOHADIKUSUMA. Technology, Economic Growth And Environment State Of The Debate Sumitro Djojohadikusuma. t.p, 1976.
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