APA (7th ed.) Citation

Barclay, G. S. J. (1972). 20th century nationalism. Praeger.

Chicago Style (17th ed.) Citation

Barclay, Glen St. J. 20th Century Nationalism. New York [u.a.]: Praeger, 1972.

MLA (9th ed.) Citation

Barclay, Glen St. J. 20th Century Nationalism. Praeger, 1972.