APA Style
KELLER, EDWARD A.. (1982).
ENVIRONMENTAL GEOLOGY (THIRD ED.).
LONDON:
BOSTON LITLE , BROWN & COMPANY.
Chicago Style
KELLER, EDWARD A..
ENVIRONMENTAL GEOLOGY.
THIRD ED.
LONDON:
BOSTON LITLE , BROWN & COMPANY,
1982.
Text.
MLA Style
KELLER, EDWARD A..
ENVIRONMENTAL GEOLOGY.
THIRD ED.
LONDON:
BOSTON LITLE , BROWN & COMPANY,
1982.
Text.
Turabian Style
KELLER, EDWARD A..
ENVIRONMENTAL GEOLOGY.
THIRD ED.
LONDON:
BOSTON LITLE , BROWN & COMPANY,
1982.
Print.