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Gaya APA

Sosrodarsono, I, S. (1989). Alat-Alat Berat dan Penggunaannya . Indonesia: Pekerjaan Umum.

Gaya MLA

Sosrodarsono, Ir., Suyono. "Alat-Alat Berat dan Penggunaannya". Indonesia: Pekerjaan Umum, 1989. Text.