APA aipamena

Mankiw,Gregory N. (2019). Principles of economics (7th.). Cengage.

Chicago Style aipamena

Mankiw,Gregory N. Principles of Economics. 7th. ND: Cengage, 2019.

MLA aipamena

Mankiw,Gregory N. Principles of Economics. 7th. Cengage, 2019.