Cita APA (7th ed.)

Harris, S. E. (1970). Economics of Harvard. McGraw-Hill.

Cita Chicago (17th ed.)

Harris, Seymour Edwin. Economics of Harvard. New York: McGraw-Hill, 1970.

Cita MLA (9th ed.)

Harris, Seymour Edwin. Economics of Harvard. McGraw-Hill, 1970.

Atenció: Aquestes cites poden no estar 100% correctes.