Kay, W. D. (2005). Defining NASA: The historical debate over the agency's mission. State University of New York Press.
芝加哥风格引文Kay, W. D. Defining NASA: The Historical Debate over the Agency's Mission. Albany: State University of New York Press, 2005.
MLA引文Kay, W. D. Defining NASA: The Historical Debate over the Agency's Mission. State University of New York Press, 2005.
警告：这些引文格式不一定是100％准确.