Lipsey, & CHRYSTAL. (1995). An introduction to positive economics (8th ed.). Oxford: OUP.
Chicago Style CitationLipsey, and CHRYSTAL. An Introduction to Positive Economics. 8th ed. Oxford: OUP, 1995.
MLA CitationLipsey, and CHRYSTAL. An Introduction to Positive Economics. 8th ed. Oxford: OUP, 1995.
Warning: These citations may not always be 100% accurate.