Gaya APA
Keller, V., C.Frank., F.
(1966).
Electrical Methods in Geophysical Prospecting
.
Oxford:
Pergamon Press.
Gaya MLA
Keller, V.G.., C.Frank., Frischknecht.
"Electrical Methods in Geophysical Prospecting".
Oxford:
Pergamon Press,
1966.
Text.