APA

Hardy G., . (2013). A Mathematician's Apology. New York: Cambridge.

Chicago

Hardy G.H, . 2013. A Mathematician's Apology. New York: Cambridge.

Harvard

Hardy G., . (2013). A Mathematician's Apology. New York: Cambridge.

MLA

Hardy G.H, . A Mathematician's Apology. New York: Cambridge. 2013.