APA (7th ed.) Citation
Illingworth, V. (1998). The Penguin dictionary of electronics. Penguin Books.
Chicago Style (17th ed.) Citation
Illingworth, Valerie. The Penguin Dictionary of Electronics. London: Penguin Books, 1998.
MLA (9th ed.) Citation
Illingworth, Valerie. The Penguin Dictionary of Electronics. Penguin Books, 1998.
Warning: These citations may not always be 100% accurate.