Cita APA (7th ed.)

Barford, P. (1970). Mahler symphonies and songs. British Broadcasting Corporation.

Cita Chicago (17th ed.)

Barford, Philip. Mahler Symphonies and Songs. Londres: British Broadcasting Corporation, 1970.

Cita MLA (9th ed.)

Barford, Philip. Mahler Symphonies and Songs. British Broadcasting Corporation, 1970.