Cita APA (7a ed.)

Sinkov, A., & Irwin, P. L. (1966). Elementary cryptanalysis: A mathematical approach (6th printing.). Mathematical Association of America.

Cita Chicago Style (17a ed.)

Sinkov, Abraham, y Paul L. Irwin. Elementary Cryptanalysis: A Mathematical Approach. 6th printing. Washington: Mathematical Association of America, 1966.

Cita MLA (9a ed.)

Sinkov, Abraham, y Paul L. Irwin. Elementary Cryptanalysis: A Mathematical Approach. 6th printing. Mathematical Association of America, 1966.