Gaya APA
Montgomery, Carla W.. (2011).
Environmental Geology (9).
New York:
McGraw Hill.
Gaya Chicago
Montgomery, Carla W..
Environmental Geology.
9
New York:
McGraw Hill,
2011.
Buku.
Gaya MLA
Montgomery, Carla W..
Environmental Geology.
9
New York:
McGraw Hill,
2011.
Buku.
Gaya Turabian
Montgomery, Carla W..
Environmental Geology.
9
New York:
McGraw Hill,
2011.
Buku.