APA (7th ed.) Citation

Day, R. H., & Cigno, A. (1978). Modelling economic change: The recursive programming approach. North-Holland Pub. Co..

Chicago Style (17th ed.) Citation

Day, Richard H., and Alessandro Cigno. Modelling Economic Change: The Recursive Programming Approach. Amsterdam ; New York: North-Holland Pub. Co., 1978.

MLA (9th ed.) Citation

Day, Richard H., and Alessandro Cigno. Modelling Economic Change: The Recursive Programming Approach. North-Holland Pub. Co., 1978.