APA(7版)引用形式

de Blij, H. J., & Birdsall, S. (1988). Essential of geography: Regions and concets (5th ed.). John Wiley.

Chicagoスタイル(17版)引用形式

de Blij, Harm J., , Stephen Birdsall. Essential of Geography: Regions and Concets. 5th ed. New York: John Wiley, 1988.

MLA(9版)引用形式

de Blij, Harm J., , Stephen Birdsall. Essential of Geography: Regions and Concets. 5th ed. John Wiley, 1988.

警告: この引用は必ずしも正確ではありません.