APA

Dobbs B., . (1991). The Janus faces of genius. New York: Cambridge university Press.

Chicago

Dobbs B.J.T, . 1991. The Janus faces of genius. New York: Cambridge university Press.

Harvard

Dobbs B., . (1991). The Janus faces of genius. New York: Cambridge university Press.

MLA

Dobbs B.J.T, . The Janus faces of genius. New York: Cambridge university Press. 1991.