APA (7th ed.) Citation

Barclay, G. S. J. 20th century nationalism / Glen St. J. Barclay. London : Weidenfeld and Nicolson, 1971.

Chicago Style (17th ed.) Citation

Barclay, Glen St. John. 20th Century Nationalism / Glen St. J. Barclay. London : Weidenfeld and Nicolson, 1971.

MLA (8th ed.) Citation

Barclay, Glen St. John. 20th Century Nationalism / Glen St. J. Barclay. London : Weidenfeld and Nicolson, 1971.

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