APA(7版)引用形式
Arnold, R. A. (2001). Economics (6th ed.). South-Western College Pub..
Chicagoスタイル(17版)引用形式
Arnold, Roger A. Economics. 6th ed. Cincinnati, Ohio: South-Western College Pub., 2001.
MLA(9版)引用形式
Arnold, Roger A. Economics. 6th ed. South-Western College Pub., 2001.
警告: この引用は必ずしも正確ではありません.