APA Style
Haugen, Einar. (1972).
The ecology of language .
cau:
Stanford University Press.
Chicago Style
Haugen, Einar.
The ecology of language.
cau:
Stanford University Press,
1972.
Text.
MLA Style
Haugen, Einar.
The ecology of language.
cau:
Stanford University Press,
1972.
Text.
Turabian Style
Haugen, Einar.
The ecology of language.
cau:
Stanford University Press,
1972.
Print.