APA način citiranja

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

Čikaški stil citiranja

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

MLA način citiranja

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

Upozorenje: Ovi citati možda nisu uvijek 100% točni.