APA (7th ed.) Citation

Robertson, D. H. (1957). Lectures on economic principles. Staples Press.

Chicago Style (17th ed.) Citation

Robertson, Dennis Holme. Lectures on Economic Principles. London: Staples Press, 1957.

MLA (9th ed.) Citation

Robertson, Dennis Holme. Lectures on Economic Principles. Staples Press, 1957.

Warning: These citations may not always be 100% accurate.