APA引文

Ferguson, C. E., & Kreps, J. M. (1968). Principles of economics. Oxford IBH.

Chicago Edition Citation

Ferguson, C E., and Juanita M. Kreps. Principles of Economics. Calcutta: Oxford IBH, 1968.

MLA引文

Ferguson, C E., and Juanita M. Kreps. Principles of Economics. Oxford IBH, 1968.

警告：這些引文格式不一定是100％准確.