Cita APA

Steen, P. v. d. (1968). On differential operators of infinite order. Waltman.

Citación estilo Chicago

Steen, Pleun van der. On Differential Operators of Infinite Order. Delft: Waltman, 1968.

Cita MLA

Steen, Pleun van der. On Differential Operators of Infinite Order. Waltman, 1968.

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