Cita APA (7a ed.)

Beaumont, J. North star: Reading and writing (2a ed.).

Cita Chicago Style (17a ed.)

Beaumont, John. North Star: Reading and Writing. 2a ed.

Cita MLA (8a ed.)

Beaumont, John. North Star: Reading and Writing. 2a ed.

Precaución: Estas citas no son 100% exactas.