APA-referens

Singh, S. (1999). code book: The science of secrecy from ancient Egypt to quanttum cryptography. Anchor Books.

Chicago-stil citat

Singh, Simon. Code Book: The Science of Secrecy from Ancient Egypt to Quanttum Cryptography. New York: Anchor Books, 1999.

MLA-referens

Singh, Simon. Code Book: The Science of Secrecy from Ancient Egypt to Quanttum Cryptography. Anchor Books, 1999.