Gaya APA
CAMPBELL, K, [.
(1969).
STRATIGRAPHY AND PALAEONTOLOGY
(
1969)
.
SYDNE:
HALSTAD PESS.
Gaya MLA
CAMPBELL, K.S.W., [ED].
"STRATIGRAPHY AND PALAEONTOLOGY".
1969
SYDNE:
HALSTAD PESS,
1969.
Text.