Gaya APA
Phelps, D., Buseck, P. (1970).
Mercury in Soils As An Indicator of Geothermal Activity: Yellowstone National Park, Wyoming .
Bandung:
Direktorat Sumber Daya Mineral.
Gaya MLA
Phelps, D.W.., Buseck, P.R..
"Mercury in Soils As An Indicator of Geothermal Activity: Yellowstone National Park, Wyoming".
Bandung:
Direktorat Sumber Daya Mineral,
1970.
Umum.