Παραπομπή APA

Marshall, A. (1964). Princíples of economics. Macmillian and company.

Παραπομπή Chicago Style

Marshall, Alfred. Princíples of Economics. London: Macmillian and company, 1964.

Παραπομπή MLA

Marshall, Alfred. Princíples of Economics. Macmillian and company, 1964.