Cita APA (7a ed.)

Nathaniel John Winch. (2014). Flora of Northumberland and Durham. Pensoft Publishers.

Cita Chicago Style (17a ed.)

Nathaniel John Winch. Flora of Northumberland and Durham. Pensoft Publishers, 2014.

Cita MLA (9a ed.)

Nathaniel John Winch. Flora of Northumberland and Durham. Pensoft Publishers, 2014.

Precaución: Estas citas no son 100% exactas.