ebrary, Inc, Aldridge, P. D., & Denis, J. H. (2009). Space exploration research. Nova Science Publishers.
芝加哥风格引文ebrary, Inc, Paul D. Aldridge, 与 John H. Denis. Space Exploration Research. New York: Nova Science Publishers, 2009.
MLA引文ebrary, Inc, et al. Space Exploration Research. Nova Science Publishers, 2009.
警告：这些引文格式不一定是100％准确.