Lipsey, R. G., & Chrystal, . K. A. (1999). Principles of Economics (9th ed.). London: Oxford University Press.
Chicago Style CitationLipsey, Richared G., and K. Alec Chrystal. Principles of Economics. 9th ed. London: Oxford University Press, 1999.
MLA CitationLipsey, Richared G., and K. Alec Chrystal. Principles of Economics. 9th ed. London: Oxford University Press, 1999.
Warning: These citations may not always be 100% accurate.