Dyfyniad APA

Singh, S. (2000). The code book: The science of secrecy from ancient Egypt to quantum cryptography (First Anchor Books edition.). Anchor Books.

Dyfyniad Arddull Chicago

Singh, Simon. The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography. First Anchor Books edition. New York: Anchor Books, 2000.

Dyfyniad MLA

Singh, Simon. The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography. First Anchor Books edition. Anchor Books, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.