APA (7th ed.) Citation

Babian, H. (1961). The permanent frontier. Institute of Economic Affairs.

Chicago Style (17th ed.) Citation

Babian, Haig. The Permanent Frontier. Institute of Economic Affairs, 1961.

MLA (9th ed.) Citation

Babian, Haig. The Permanent Frontier. Institute of Economic Affairs, 1961.

Warning: These citations may not always be 100% accurate.