(2006). Is war necessary for economic growth?: Military procurement and technology development / Vernon W. Ruttan.
芝加哥风格引文Is War Necessary for Economic Growth?: Military Procurement and Technology Development / Vernon W. Ruttan. 2006.
MLA引文Is War Necessary for Economic Growth?: Military Procurement and Technology Development / Vernon W. Ruttan. 2006.
警告：这些引文格式不一定是100％准确.