Richardson, G. B. (1960). Information and investment: A study in the working of the competitive economy. Oxford University Press.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিRichardson, G. B. Information and Investment: A Study in the Working of the Competitive Economy. [London, New York]: Oxford University Press, 1960.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিRichardson, G. B. Information and Investment: A Study in the Working of the Competitive Economy. Oxford University Press, 1960.