APA引文

Jackson, T. (2019). Are we alone in the universe?: Theories about intelligent life on other planets (First edition.). Gareth Stevens Publishing.

Chicago Style (17th ed.) Citation

Jackson, Tom. Are We Alone in the Universe?: Theories About Intelligent Life on Other Planets. First edition. New York, NY: Gareth Stevens Publishing, 2019.

MLA引文

Jackson, Tom. Are We Alone in the Universe?: Theories About Intelligent Life on Other Planets. First edition. Gareth Stevens Publishing, 2019.

警告：這些引文格式不一定是100％准確.