APA (7th ed.) Citation

Clugston, M. J. (1998). The new Penguin dictionary of science. Penguin Books.

Chicago Style (17th ed.) Citation

Clugston, M. J. The New Penguin Dictionary of Science. London: Penguin Books, 1998.

MLA (9th ed.) Citation

Clugston, M. J. The New Penguin Dictionary of Science. Penguin Books, 1998.