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.