APA-viite (7. p.)
Illingworth, V. (1988). The penguin dictionary of electronics (2nd ed.). Penguin books.
Chicago-viite (17. p.)
Illingworth, Valerie. The Penguin Dictionary of Electronics. 2nd ed. London: Penguin books, 1988.
MLA-viite (9. p.)
Illingworth, Valerie. The Penguin Dictionary of Electronics. 2nd ed. Penguin books, 1988.
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