Gaya APA
KILLOPS, S., KILLOPS, V.
(2005).
Introduction to organic geochemistry
(
2nd ed.)
.
Australia:
Blackwell.
Gaya MLA
KILLOPS, Stephen., KILLOPS, Vanessa.
"Introduction to organic geochemistry".
2nd ed.
Australia:
Blackwell,
2005.
Buku.