APA (7th ed.) Citation

Fisher, I. (1892). Mathematical investigations in the theory of value and prices: Read April 27, 1892. [publisher not identified].

Chicago Style (17th ed.) Citation

Fisher, Irving. Mathematical Investigations in the Theory of Value and Prices: Read April 27, 1892. [Connecticut?]: [publisher not identified], 1892.

MLA (9th ed.) Citation

Fisher, Irving. Mathematical Investigations in the Theory of Value and Prices: Read April 27, 1892. [publisher not identified], 1892.