Gaya APA
CLARK, David L.. (1974).
Fossils, paleontology and evolution .
Dubuque, Lowa:
WM. C. Brown Company Publishers.
Gaya Chicago
CLARK, David L..
Fossils, paleontology and evolution.
Dubuque, Lowa:
WM. C. Brown Company Publishers,
1974.
.
Gaya MLA
CLARK, David L..
Fossils, paleontology and evolution.
Dubuque, Lowa:
WM. C. Brown Company Publishers,
1974.
.
Gaya Turabian
CLARK, David L..
Fossils, paleontology and evolution.
Dubuque, Lowa:
WM. C. Brown Company Publishers,
1974.
.