APA (7th ed.) Citation

Balassa, B. A. (1961). The theory of economic integration. R.D. Irwin.

Chicago Style (17th ed.) Citation

Balassa, Bela A. The Theory of Economic Integration. Homewood, Ill.: R.D. Irwin, 1961.

MLA (9th ed.) Citation

Balassa, Bela A. The Theory of Economic Integration. R.D. Irwin, 1961.