Gaya APA
P, M, B. et al (1987).
Mineral Exploration of The Susoh Area, Aceh Province, Northern Sumatra .
Bandung:
Pusat Sumber Daya Geologi.
Gaya MLA
P, M., Bagdja. et al.
"Mineral Exploration of The Susoh Area, Aceh Province, Northern Sumatra".
Bandung:
Pusat Sumber Daya Geologi,
1987.
Geokimia.