Gaya APA
ALLISON, Ira S., BLACK,Robert F.. (1955).
Geology the Science of a Changing Earth (6th. ed.).
New York:
McGraw Hill Book Company.
Gaya Chicago
ALLISON, Ira S., BLACK,Robert F..
Geology the Science of a Changing Earth.
6th. ed.
New York:
McGraw Hill Book Company,
1955.
Teks.
Gaya MLA
ALLISON, Ira S., BLACK,Robert F..
Geology the Science of a Changing Earth.
6th. ed.
New York:
McGraw Hill Book Company,
1955.
Teks.
Gaya Turabian
ALLISON, Ira S., BLACK,Robert F..
Geology the Science of a Changing Earth.
6th. ed.
New York:
McGraw Hill Book Company,
1955.
Teks.