APA (7th ed.) Citation

Hoover, E. M., & Giarratani, F. (1984). An introduction to regional economics (3rd ed.). Knopf.

Chicago Style (17th ed.) Citation

Hoover, Edgar Malone, and Frank Giarratani. An Introduction to Regional Economics. 3rd ed. New York: Knopf, 1984.

MLA (9th ed.) Citation

Hoover, Edgar Malone, and Frank Giarratani. An Introduction to Regional Economics. 3rd ed. Knopf, 1984.