APA (7th ed.) Citation

Spencer, J. E., & Geary, R. C. (1974). Exercises in mathematical economics and econometrics: With outlines of theory. Hafner.

Chicago Style (17th ed.) Citation

Spencer, John E., and R. C. Geary. Exercises in Mathematical Economics and Econometrics: With Outlines of Theory. New York: Hafner, 1974.

MLA (9th ed.) Citation

Spencer, John E., and R. C. Geary. Exercises in Mathematical Economics and Econometrics: With Outlines of Theory. Hafner, 1974.