Cita APA (7th ed.)

Gill, R. T. (1967). Economic development: Past and present (2nd ed.). Prentice-Hall.

Cita Chicago (17th ed.)

Gill, Richard T. Economic Development: Past and Present. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1967.

Cita MLA (9th ed.)

Gill, Richard T. Economic Development: Past and Present. 2nd ed. Prentice-Hall, 1967.