Gaya APA
Saad, H. (1988).
PT Mangani Minerals Contract Of Work Second Relinquishment Report May, 1988 .
Bandung:
Pusat Sumber Daya Geologi.
Gaya MLA
Saad, Hanafi.
"PT Mangani Minerals Contract Of Work Second Relinquishment Report May, 1988".
Bandung:
Pusat Sumber Daya Geologi,
1988.
Logam.