Gaya APA
Geological Evolution of North America. (1979).
New York:
John Wiley & Sons.
Gaya Chicago
Geological Evolution of North America.
ed.3.
New York:
John Wiley & Sons,
1979.
.
Gaya MLA
Geological Evolution of North America.
ed.3.
New York:
John Wiley & Sons,
1979.
.
Gaya Turabian
Geological Evolution of North America.
New York:
John Wiley & Sons,
1979.
.