APA (7th ed.) Zitazioa

Robertson, S. D. H. (1958). Lectures on economic principles. Staples.

Chicago Style (17th ed.) Zitazioa

Robertson, Sir Dennis H. Lectures on Economic Principles. London: Staples, 1958.

MLA (9th ed.) Zitazioa

Robertson, Sir Dennis H. Lectures on Economic Principles. Staples, 1958.