Gopsill, G., & Bessley, F. (1964). Practical geography: Exercises with modles and improvised equipment. Macmillan.
Citação norma ChicagoGopsill, G.H, and Frank Bessley. Practical Geography: Exercises with Modles and Improvised Equipment. London: Macmillan, 1964.
Citação norma MLAGopsill, G.H, and Frank Bessley. Practical Geography: Exercises with Modles and Improvised Equipment. Macmillan, 1964.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.