Cita APA

Woerkom, A. J. J. v. (1948). On the origin of comets.

Citación estilo Chicago

Woerkom, Adrianus Jan Jasper van. On the Origin of Comets. 1948.

Cita MLA

Woerkom, Adrianus Jan Jasper van. On the Origin of Comets. 1948.

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