APA (7th ed.) Citation

Higham, C. S. S., & Townshend, W. (1967). Landmarks of world history (3. ed., new impression.). Longmans.

Chicago Style (17th ed.) Citation

Higham, C. S. S., and Winifred Townshend. Landmarks of World History. 3. ed., new impression. London: Longmans, 1967.

MLA (9th ed.) Citation

Higham, C. S. S., and Winifred Townshend. Landmarks of World History. 3. ed., new impression. Longmans, 1967.