APA引文

Bradley, M. Z. (1979). The planet savers. Gregg Press.

芝加哥风格引文

Bradley, Marion Zimmer. The Planet Savers. Boston: Gregg Press, 1979.

MLA引文

Bradley, Marion Zimmer. The Planet Savers. Gregg Press, 1979.

警告：这些引文格式不一定是100％准确.