Cita APA (7th ed.)

Robson, W. (1970). Modern english literature. 0.U. Pr..

Cita Chicago (17th ed.)

Robson, W.W. Modern English Literature. Oxford: 0.U. Pr., 1970.

Cita MLA (9th ed.)

Robson, W.W. Modern English Literature. 0.U. Pr., 1970.