Citação norma APA

(2018). History of Cryptography and Cryptanalysis Codes, Ciphers, and Their Algorithms / by John F. Dooley. [electronic resource].

Citação norma Chicago

History of Cryptography and Cryptanalysis Codes, Ciphers, and Their Algorithms / by John F. Dooley. [electronic Resource]. 2018.

Citação norma MLA

History of Cryptography and Cryptanalysis Codes, Ciphers, and Their Algorithms / by John F. Dooley. [electronic Resource]. 2018.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.