APA引文
Illingworth, V. (1979). The Facts on the file dictionary of astronomy. Facts on File.
Chicago Style (17th ed.) Citation
Illingworth, Valerie. The Facts on the File Dictionary of Astronomy. New York: Facts on File, 1979.
MLA引文
Illingworth, Valerie. The Facts on the File Dictionary of Astronomy. Facts on File, 1979.
警告：這些引文格式不一定是100％准確.