Gopsill, G., & Bessley, F. (1964). Practical geography: Exercises with modles and improvised equipment. Macmillan.
Chicagoスタイル(17版)引用形式Gopsill, G.H, , Frank Bessley. Practical Geography: Exercises with Modles and Improvised Equipment. London: Macmillan, 1964.
MLA(9版)引用形式Gopsill, G.H, , Frank Bessley. Practical Geography: Exercises with Modles and Improvised Equipment. Macmillan, 1964.
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