APA引文

CASE, K. E. (2017). Principles of economics. Pearson Education.

Chicago Style (17th ed.) Citation

CASE, Karl E. Principles of Economics. Pearson Education, 2017.

MLA引文

CASE, Karl E. Principles of Economics. Pearson Education, 2017.

警告：這些引文格式不一定是100％准確.