APA aipamena

McConnell, C. R. (2012). Economics: Principles, problems, and policies (Nineteenth Edition.). McGraw-Hill.

Chicago Style aipamena

McConnell, Campbell R. Economics: Principles, Problems, and Policies. Nineteenth Edition. Boston, Burr Ridge, Ill: McGraw-Hill, 2012.

MLA aipamena

McConnell, Campbell R. Economics: Principles, Problems, and Policies. Nineteenth Edition. McGraw-Hill, 2012.