Roy, A. E., & Clarke, D. (1978). Astronomy: Structure of the universe. Adams and Higler.
Chicago Edition CitationRoy, A E., and D. Clarke. Astronomy: Structure of the Universe. Bristol: Adams and Higler, 1978.
MLA引文Roy, A E., and D. Clarke. Astronomy: Structure of the Universe. Adams and Higler, 1978.
警告:这些引文格式不一定是100%准确.