APA引文

Niven, J. (2016). Holding up the universe. Alfred A. Knopf.

Chicago Style (17th ed.) Citation

Niven, Jennifer. Holding Up the Universe. New York: Alfred A. Knopf, 2016.

MLA引文

Niven, Jennifer. Holding Up the Universe. Alfred A. Knopf, 2016.

警告：這些引文格式不一定是100％准確.