APA (7th ed.) Citation

Ayres, C. E. (1944). The theory of economic progress. University of North Carolina Press.

Chicago Style (17th ed.) Citation

Ayres, Clarence Edwin. The Theory of Economic Progress. Chapel Hill: University of North Carolina Press, 1944.

MLA (9th ed.) Citation

Ayres, Clarence Edwin. The Theory of Economic Progress. University of North Carolina Press, 1944.

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