APA (7th ed.) Citation

Penrose, E. F., Lyon, P., & Penrose, E. T. (1970). New orientations : essays in international relations / editors E.F. Penrose, Peter Lyon, Edith Penrose: Essays in international relations. Cass.

Chicago Style (17th ed.) Citation

Penrose, E. F., Peter Lyon, and Edith Tilton Penrose. New Orientations : Essays in International Relations / Editors E.F. Penrose, Peter Lyon, Edith Penrose: Essays in International Relations. London: Cass, 1970.

MLA (9th ed.) Citation

Penrose, E. F., et al. New Orientations : Essays in International Relations / Editors E.F. Penrose, Peter Lyon, Edith Penrose: Essays in International Relations. Cass, 1970.

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