APA引文

Marshall, A. (1974). Principles of Economics, an Introductory Volume (8th ed.). E L B S.

Chicago Edition Citation

Marshall, Alfred. Principles of Economics, an Introductory Volume. 8th ed. London: E L B S, 1974.

MLA引文

Marshall, Alfred. Principles of Economics, an Introductory Volume. 8th ed. E L B S, 1974.

警告：這些引文格式不一定是100％准確.