APA সাইটেশন

Knight, F. H. (1971). Risk, uncertainty and profit. University of Chicago.

শিকাগো স্টাইলে সাইটেশন

Knight, Frank H. Risk, Uncertainty and Profit. Chicago: University of Chicago, 1971.

এমএলএ সাইটেশন

Knight, Frank H. Risk, Uncertainty and Profit. University of Chicago, 1971.