Valerie Illingworth

• Dictionary of Physics, The Penguin
• Dictionary of computing
• Facts on File Dictionary of Computer Science
• The Facts On File dictionary of computer science
• The Penguin dictionary of electronics
• Dictionary of computing
• A dictionary of computing
• Collins Internet-linked Dictionary of Astronomy (Collins Dictionary of)
• Dictionary of Astronomy
• Dictionary of computing
• Dictionary of computing
• Dictionary of Electronics, The Penguin