Principles of economics,
by Alfred Marshall ...
APA Citation
Marshall, A., Schumpeter, J. A. (1898). Principles of economics. vol. I [4th ed.] ... London: Macmillan and co., limited.
MLA Citation
Marshall, Alfred, 1842-1924, and Joseph A. Schumpeter. Principles of Economics. vol. I [4th ed.] ... London: Macmillan and co., limited, 1898.
Warning: These citations may not always be complete (especially for serials).