Citazione Stile APA (7a Edizione)

(1968). Region Conomics: A study in the economic structure, stability, and growth of regions. Mcgraw-Hill.

Citazione stile Chigago Style (17a edizione)

Region Conomics: A Study in the Economic Structure, Stability, and Growth of Regions. New York: Mcgraw-Hill, 1968.

Citatione MLA (9a ed.)

Region Conomics: A Study in the Economic Structure, Stability, and Growth of Regions. Mcgraw-Hill, 1968.