MLA

Brown, James Ward, and Ruel Vance Churchill. Complex Variables and Applications. 9th edition / New York: McGraw-Hill, 2014.

APA

Brown, J. Ward, & Churchill, R. Vance. (2014). Complex variables and applications. 9th edition / New York: McGraw-Hill.

Chicago

Brown, James Ward, and Ruel Vance Churchill. Complex Variables and Applications. 9th edition / New York: McGraw-Hill, 2014.