Gaya APA
Garrett, R., Nichol, I. (1969).
Factor Analysis As An AID In The Interpretation Of Regional Geochemical Stream Sediment Data .
Bandung:
Pusat Sumber Daya Geologi.
Gaya MLA
Garrett, R.G.., Nichol, Ian.
"Factor Analysis As An AID In The Interpretation Of Regional Geochemical Stream Sediment Data".
Bandung:
Pusat Sumber Daya Geologi,
1969.
Umum.