APA Style

Zipf, George Kingsley. (1965). The psycho-biology of language: An introduction to dynamic philology . Cambridge: The MIT Press.

Chicago Style

Zipf, George Kingsley. The psycho-biology of language: An introduction to dynamic philology. Cambridge: The MIT Press, 1965. Text.

MLA Style

Zipf, George Kingsley. The psycho-biology of language: An introduction to dynamic philology. Cambridge: The MIT Press, 1965. Text.

Turabian Style

Zipf, George Kingsley. The psycho-biology of language: An introduction to dynamic philology. Cambridge: The MIT Press, 1965. Print.