Jackson, R. H. (1986). World regional geography: Issues for today (2ª ed.). John Wiley and Sons.
Citación estilo ChicagoJackson, Richard H. World Regional Geography: Issues for Today. 2ª ed. John Wiley and Sons, 1986.
Cita MLAJackson, Richard H. World Regional Geography: Issues for Today. 2ª ed. John Wiley and Sons, 1986.
Warning: These citations may not always be 100% accurate.