APA (7th ed.) Citation

Thornton, A. P. (1965). Doctrines of imperialism / by A.P. Thornton. Wiley.

Chicago Style (17th ed.) Citation

Thornton, A. P. Doctrines of Imperialism / by A.P. Thornton. Wiley, 1965.

MLA (9th ed.) Citation

Thornton, A. P. Doctrines of Imperialism / by A.P. Thornton. Wiley, 1965.

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