APA引文

Samuelson Paul A. (1964). Economics: An introductory analysis/6e (6th ed.). Mcgraw Hill.

Chicago Edition Citation

Samuelson Paul A. Economics: An Introductory Analysis/6e. 6th ed. New York: Mcgraw Hill, 1964.

MLA引文

Samuelson Paul A. Economics: An Introductory Analysis/6e. 6th ed. Mcgraw Hill, 1964.

警告：这些引文格式不一定是100％准确.