APA引文

Ward, P. D. (2005). Life as we do not know it: The NASA search for (and synthesis of) alien life. Viking.

Chicago Style (17th ed.) Citation

Ward, Peter D. Life as We Do Not Know It: The NASA Search for (and Synthesis of) Alien Life. New York: Viking, 2005.

MLA引文

Ward, Peter D. Life as We Do Not Know It: The NASA Search for (and Synthesis of) Alien Life. Viking, 2005.

警告：這些引文格式不一定是100％准確.