APA
Keynes J. M. (., Macgregor D., Harrod R., Robinson A. & Royal Economic Society. (1891). The Economic journal. London: Macmillan and Cº Limited.
Chicago
Keynes John Maynard (, Macgregor D.H, Harrod R.E, Robinson A.G and Royal Economic Society. 1891. The Economic journal. London: Macmillan and Cº Limited.
Harvard
Keynes J. M. (., Macgregor D., Harrod R., Robinson A. and Royal Economic Society. (1891). The Economic journal. London: Macmillan and Cº Limited.
MLA
Keynes John Maynard (, Macgregor D.H, Harrod R.E, Robinson A.G and Royal Economic Society. The Economic journal. London: Macmillan and Cº Limited. 1891.
