APA

Dubbey J. M., Dubbey J. M., . (1978). The mathematical work of Charles Babbage. Cambridge [u.a.]: Cambridge Univ. Press.

Chicago

Dubbey John M, Dubbey John Michael, . 1978. The mathematical work of Charles Babbage. Cambridge [u.a.]: Cambridge Univ. Press.

Harvard

Dubbey J. M., Dubbey J. M., . (1978). The mathematical work of Charles Babbage. Cambridge [u.a.]: Cambridge Univ. Press.

MLA

Dubbey John M, Dubbey John Michael, . The mathematical work of Charles Babbage. Cambridge [u.a.]: Cambridge Univ. Press. 1978.