Παραπομπή APA

Napoleoni, C., & Cigno, A. (1972). Economic Thought of the Twentieth Century. Vikas Publishing House Pvt. Ltd.

Παραπομπή Chicago Style

Napoleoni, Claudio, και Alessandro Cigno. Economic Thought of the Twentieth Century. Delhi: Vikas Publishing House Pvt. Ltd, 1972.

Παραπομπή MLA

Napoleoni, Claudio, και Alessandro Cigno. Economic Thought of the Twentieth Century. Vikas Publishing House Pvt. Ltd, 1972.