APA (7th ed.) Citation

388419 Clark, J. R., Clark, J. R., & Clifford, F. T. (1990). Macroeconomics for managers. Boston, Mass. : Allyn & Bacon.

Chicago Style (17th ed.) Citation

388419 Clark, J. R., J. R. Clark, and F. Thies Clifford. Macroeconomics for Managers. Boston, Mass. : Allyn & Bacon, 1990.

MLA (9th ed.) Citation

388419 Clark, J. R., et al. Macroeconomics for Managers. Boston, Mass. : Allyn & Bacon, 1990.