APA (7th ed.) Citation

Hagen, L. S. (1982). The Crisis in Western security. Croom Helm.

Chicago Style (17th ed.) Citation

Hagen, Lawrence S. The Crisis in Western Security. London: Croom Helm, 1982.

MLA (8th ed.) Citation

Hagen, Lawrence S. The Crisis in Western Security. Croom Helm, 1982.

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