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Gaya APA

W.Alisjahbana, S. (2013). Prinsip Dasar Mekanika Struktur . Yogyakarta: Yogyakarta:Graha Ilmu.

Gaya MLA

W.Alisjahbana, Sofia. "Prinsip Dasar Mekanika Struktur". Yogyakarta: Yogyakarta:Graha Ilmu, 2013. Text.