Gaya APA
Montgomery, Carla W.. (2011).
ENVIRONMENTAL GEOLOGY (9th).
New York:
MCGRAW-HILL.
Gaya Chicago
Montgomery, Carla W..
ENVIRONMENTAL GEOLOGY.
9th
New York:
MCGRAW-HILL,
2011.
Text.
Gaya MLA
Montgomery, Carla W..
ENVIRONMENTAL GEOLOGY.
9th
New York:
MCGRAW-HILL,
2011.
Text.
Gaya Turabian
Montgomery, Carla W..
ENVIRONMENTAL GEOLOGY.
9th
New York:
MCGRAW-HILL,
2011.
Print.