एपीए उद्धरण

Montgomery, C. W. (2014). Environmental geology. New York: McGraw-Hill.

शिकागो स्टाइल उद्धरण

Montgomery, Carla W. Environmental Geology. New York: McGraw-Hill, 2014.

एमएलए उद्धरण

Montgomery, Carla W. Environmental Geology. New York: McGraw-Hill, 2014.