APA (7th ed.) Citation

Conrad, J. W. (1959). An introduction to the theory of intrest. University of California Press.

Chicago Style (17th ed.) Citation

Conrad, Joseph W. An Introduction to the Theory of Intrest. Berkeley: University of California Press, 1959.

MLA (9th ed.) Citation

Conrad, Joseph W. An Introduction to the Theory of Intrest. University of California Press, 1959.