Cita APA (7th ed.)
McConnell, C. R. (1972). Economic issues: A book of readings (4th ed.). McGraw hill book.
Cita Chicago (17th ed.)
McConnell, Campbell R. Economic Issues: A Book of Readings. 4th ed. New York: McGraw hill book, 1972.
Cita MLA (9th ed.)
McConnell, Campbell R. Economic Issues: A Book of Readings. 4th ed. McGraw hill book, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.