Cita APA (7th ed.)
Severy, M. (2002). This England. National Geographic Book Service.
Cita Chicago (17th ed.)
Severy, Merle. This England. Chicago: National Geographic Book Service, 2002.
Cita MLA (9th ed.)
Severy, Merle. This England. National Geographic Book Service, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.