APA (7th ed.) Citation

Powers, B. D. (1976). Strategy without slide-rule: British air strategy 1914 - 1939. Croom Helm.

Chicago Style (17th ed.) Citation

Powers, Barry D. Strategy Without Slide-rule: British Air Strategy 1914 - 1939. London: Croom Helm, 1976.

MLA (9th ed.) Citation

Powers, Barry D. Strategy Without Slide-rule: British Air Strategy 1914 - 1939. Croom Helm, 1976.