Cita APA (7th ed.)

Fryer, D. (1965). World economic development. McGraw-Hill Book Company.

Cita Chicago (17th ed.)

Fryer, D.W. World Economic Development. New York: McGraw-Hill Book Company, 1965.

Cita MLA (9th ed.)

Fryer, D.W. World Economic Development. McGraw-Hill Book Company, 1965.