Gaya APA
Havenaar, I., Schenck, P, A.
(1969).
Advances In Organic Geochemistry
(
1)
.
London:
London : Pergamon Press,.
Gaya MLA
Havenaar, I., Schenck, P., A.
"Advances In Organic Geochemistry".
1
London:
London : Pergamon Press,,
1969.
Text.