Παραπομπή σε μορφή APA (7η εκδ.)

Ellerton, N. F., & Clements, M. A. (2014). Abraham Lincoln’s Cyphering Book and Ten other Extraordinary Cyphering Books. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ellerton, Nerida F., και M. A. Clements. Abraham Lincoln’s Cyphering Book and Ten Other Extraordinary Cyphering Books. Cham: Springer International Publishing : Imprint: Springer, 2014.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ellerton, Nerida F., και M. A. Clements. Abraham Lincoln’s Cyphering Book and Ten Other Extraordinary Cyphering Books. Springer International Publishing : Imprint: Springer, 2014.