APA (7th ed.) Zitazioa

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

Chicago Style (17th ed.) Zitazioa

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

MLA (9th ed.) Zitazioa

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