Cita APA (7th ed.)

Robinson, J. (1978). In extremity: A study of Gerard Manley Hopkins. Cambridge University Press.

Cita Chicago (17th ed.)

Robinson, John. In Extremity: A Study of Gerard Manley Hopkins. Cambridge, [Eng.], New York: Cambridge University Press, 1978.

Cita MLA (9th ed.)

Robinson, John. In Extremity: A Study of Gerard Manley Hopkins. Cambridge University Press, 1978.