Churchill, R. V. (1987). Fourier series and boundary value problems (4th ed.). McGraw-Hill Book Co., Inc.
Cita Chicago (17th ed.)Churchill, Ruel Vance. Fourier Series and Boundary Value Problems. 4th ed. New York: McGraw-Hill Book Co., Inc, 1987.
Cita MLA (9th ed.)Churchill, Ruel Vance. Fourier Series and Boundary Value Problems. 4th ed. McGraw-Hill Book Co., Inc, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.