New Geographical Literature and Maps. The Royal Geographical Society (with the Institute of British Geographers).
Cita Chicago Style (17a ed.)New Geographical Literature and Maps. The Royal Geographical Society (with the Institute of British Geographers).
Cita MLA (8a ed.)New Geographical Literature and Maps. The Royal Geographical Society (with the Institute of British Geographers).
Precaución: Estas citas no son 100% exactas.