APA (7th ed.) Citation

Richards, R. D., & Jordan, P. (1948). Groundwork of economics ("5th edition.".). W.B. Clive, University tutorial press ld.

Chicago Style (17th ed.) Citation

Richards, Richard D., and Percy Jordan. Groundwork of Economics. "5th edition.". London: W.B. Clive, University tutorial press ld, 1948.

MLA (9th ed.) Citation

Richards, Richard D., and Percy Jordan. Groundwork of Economics. "5th edition.". W.B. Clive, University tutorial press ld, 1948.