APA(7版)引用形式
Darley, J. M., & Grosvenor, G. M. Western Europe. National Geographic Society.
Chicagoスタイル(17版)引用形式
Darley, James M., , Gilbert M. Grosvenor. Western Europe. Washington, EUA: National Geographic Society.
MLA(9版)引用形式
Darley, James M., , Gilbert M. Grosvenor. Western Europe. National Geographic Society.
警告: この引用は必ずしも正確ではありません.