APA(7版)引用形式

Leftwich, R. H. An introduction to economic thinking [by] Richard H. Leftwich.

Chicagoスタイル(17版)引用形式

Leftwich, Richard H. An Introduction to Economic Thinking [by] Richard H. Leftwich. New York, Holt, Rinehart and Winston [1969].

MLA(9版)引用形式

Leftwich, Richard H. An Introduction to Economic Thinking [by] Richard H. Leftwich.

警告: この引用は必ずしも正確ではありません.