Dyfyniad APA

Williams, W. E. (1973). Fourier series and boundary-value problems. Allen & Unwin.

Dyfyniad Arddull Chicago

Williams, William Elwyn. Fourier Series and Boundary-value Problems. London: Allen & Unwin, 1973.

Dyfyniad MLA

Williams, William Elwyn. Fourier Series and Boundary-value Problems. Allen & Unwin, 1973.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.