APA (7th ed.) Citation

Williams, W. E. (1980). Partial differential equations. Clarendon Press ; Oxford University Press.

Chicago Style (17th ed.) Citation

Williams, William Elwyn. Partial Differential Equations. Oxford [England] : New York: Clarendon Press ; Oxford University Press, 1980.

MLA (9th ed.) Citation

Williams, William Elwyn. Partial Differential Equations. Clarendon Press ; Oxford University Press, 1980.