Cita APA (7th ed.)

COLLINS, A. (1960). English literature of the twentieth century. University Tutorial Press.

Cita Chicago (17th ed.)

COLLINS, A.S. English Literature of the Twentieth Century. London: University Tutorial Press, 1960.

Cita MLA (9th ed.)

COLLINS, A.S. English Literature of the Twentieth Century. University Tutorial Press, 1960.