APA

Mills E. J., . (1904). The secret of Petrarch. London: Unwin.

Chicago

Mills Edmund James, . 1904. The secret of Petrarch. London: Unwin.

Harvard

Mills E. J., . (1904). The secret of Petrarch. London: Unwin.

MLA

Mills Edmund James, . The secret of Petrarch. London: Unwin. 1904.