APA (7th ed.) Citation

Klima, E. S., & Bellugi, U. (1979). The signs of language. Harvard University Press.

Chicago Style (17th ed.) Citation

Klima, Edward S., and Ursula Bellugi. The Signs of Language. Cambridge, Mass.: Harvard University Press, 1979.

MLA (8th ed.) Citation

Klima, Edward S., and Ursula Bellugi. The Signs of Language. Harvard University Press, 1979.

Warning: These citations may not always be 100% accurate.