Bracken, P. (2001). Biological weapons as a strategic threat.
シカゴスタイル引用形Bracken, P. Biological Weapons As a Strategic Threat. 2001.
MLA引用形式Bracken, P. Biological Weapons As a Strategic Threat. 2001.
警告: この引用は必ずしも正確ではありません.
Bracken, P. (2001). Biological weapons as a strategic threat.
シカゴスタイル引用形Bracken, P. Biological Weapons As a Strategic Threat. 2001.
MLA引用形式Bracken, P. Biological Weapons As a Strategic Threat. 2001.