APA (7th ed.) Citation

Penny, R. (1991). A history of the spanish language. Cambridge University Press.

Chicago Style (17th ed.) Citation

Penny, Ralph. A History of the Spanish Language. Cambridge: Cambridge University Press, 1991.

MLA (8th ed.) Citation

Penny, Ralph. A History of the Spanish Language. Cambridge University Press, 1991.

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