Cita APA (7th ed.)
Illingworth, V. (1988). The penguin dictionary of electronics (2nd ed.). Penguin books.
Cita Chicago (17th ed.)
Illingworth, Valerie. The Penguin Dictionary of Electronics. 2nd ed. London: Penguin books, 1988.
Cita MLA (9th ed.)
Illingworth, Valerie. The Penguin Dictionary of Electronics. 2nd ed. Penguin books, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.