Gaya APA
Fletcher, G., Bay, K, W. (1975).
Geochemical Evaluation N. W. Java Basin .
Jakarta:
Atlantic Richfield Indonesia, Inc..
Gaya MLA
Fletcher, G.L.., Bay, Kirby, W..
"Geochemical Evaluation N. W. Java Basin".
Jakarta:
Atlantic Richfield Indonesia, Inc.,
1975.
Bukan Logam.