APA
Coppock J. D., . (1959). Economics of the business firm: Economics of decision making in the business enterprise. New York: McGraw-Hill Book Company.
Chicago
Coppock Joseph D, . 1959. Economics of the business firm: Economics of decision making in the business enterprise. New York: McGraw-Hill Book Company.
Harvard
Coppock J. D., . (1959). Economics of the business firm: Economics of decision making in the business enterprise. New York: McGraw-Hill Book Company.
MLA
Coppock Joseph D, . Economics of the business firm: Economics of decision making in the business enterprise. New York: McGraw-Hill Book Company. 1959.