Betts, R. K. (1982). Surprise attack: Lessons for defense planning. Brookings Institution.
Tohutoru Kātū Chicago (17th ed.)Betts, Richard K. Surprise Attack: Lessons for Defense Planning. Washington: Brookings Institution, 1982.
Tohutoro MLA (9th ed.)Betts, Richard K. Surprise Attack: Lessons for Defense Planning. Brookings Institution, 1982.
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