APA

Sheridan R. B., . (1977). Rivals. : Macmillan Education, London.

Chicago

Sheridan Richard Brinsley, . 1977. Rivals. : Macmillan Education, London.

Harvard

Sheridan R. B., . (1977). Rivals. : Macmillan Education, London.

MLA

Sheridan Richard Brinsley, . Rivals. : Macmillan Education, London. 1977.