APA引用形式

Helliwell,J F. (1976). Aggregate investment: Selected readings. Penguin Education.

シカゴスタイル引用形

Helliwell,J F. Aggregate Investment: Selected Readings. England: Penguin Education, 1976.

MLA引用形式

Helliwell,J F. Aggregate Investment: Selected Readings. Penguin Education, 1976.

警告: この引用は必ずしも正確ではありません.