APA (7th ed.) Citation

Barclay, G. S. (1971). Struggle for a continent: The diplomatic history of South America. Sidgwick & Jackson.

Chicago Style (17th ed.) Citation

Barclay, Glen S. Struggle for a Continent: The Diplomatic History of South America. London: Sidgwick & Jackson, 1971.

MLA (9th ed.) Citation

Barclay, Glen S. Struggle for a Continent: The Diplomatic History of South America. Sidgwick & Jackson, 1971.