Joseph J. Hobbs. (2017). Fundamental of World Regional Geography (4th ed.). Cengage.
Chicagoスタイル(17版)引用形式Joseph J. Hobbs. Fundamental of World Regional Geography. 4th ed. Singapore: Cengage, 2017.
MLA(9版)引用形式Joseph J. Hobbs. Fundamental of World Regional Geography. 4th ed. Cengage, 2017.
警告: この引用は必ずしも正確ではありません.