APA Style

Haugen, Einar. (1972). The Ecology of Language (First Edition). California, USA: Stanford University Press.

Chicago Style

Haugen, Einar. The Ecology of Language. First Edition California, USA: Stanford University Press, 1972. Print.

MLA Style

Haugen, Einar. The Ecology of Language. First Edition California, USA: Stanford University Press, 1972. Print.

Turabian Style

Haugen, Einar. The Ecology of Language. First Edition California, USA: Stanford University Press, 1972. Print.