APA

Heyer G., . (1974). Sylvester, or, The wicked uncle. London: Pan.

Chicago

Heyer Georgette, . 1974. Sylvester, or, The wicked uncle. London: Pan.

Harvard

Heyer G., . (1974). Sylvester, or, The wicked uncle. London: Pan.

MLA

Heyer Georgette, . Sylvester, or, The wicked uncle. London: Pan. 1974.