APA
Paul R. R., . (1979). History of economic thought. New Delhi: Kalyani Publishers.
Chicago
Paul R R, . 1979. History of economic thought. New Delhi: Kalyani Publishers.
Harvard
Paul R. R., . (1979). History of economic thought. New Delhi: Kalyani Publishers.
MLA
Paul R R, . History of economic thought. New Delhi: Kalyani Publishers. 1979.