Cita APA (7a ed.)

Campbell, D. HIGHER English. A textbook for Secondary Schools: Ilust. de P.J. Walford (ed. rev.). Blackei and Son Limited, eds.

Cita Chicago Style (17a ed.)

Campbell, David. HIGHER English. A Textbook for Secondary Schools: Ilust. De P.J. Walford. ed. rev. London: Blackei and Son Limited, eds.

Cita MLA (9a ed.)

Campbell, David. HIGHER English. A Textbook for Secondary Schools: Ilust. De P.J. Walford. ed. rev. Blackei and Son Limited, eds.