Gaya APA

Joyohadikusumo, S. (1976). Technology, economic growth and envirenment: state of the debate / Sumitro Djojohadikusumo . : .

Gaya MLA

Joyohadikusumo, Sumitro. "Technology, economic growth and envirenment: state of the debate / Sumitro Djojohadikusumo". : , 1976. Referensi.