Gaya APA

Merapi - Project Mechanism Evaluation, Risk Assesment, Prediction Improvement. (). Yogyakarta, Indonesia: VSI-BPPTK - Yogyakarta.

Gaya MLA

Merapi - Project Mechanism Evaluation, Risk Assesment, Prediction Improvement. . Yogyakarta, Indonesia: VSI-BPPTK - Yogyakarta, . .