Cita APA (7th ed.)

Trent, G. (1956). Say it with a song. Hurst & Blackett.

Cita Chicago (17th ed.)

Trent, Guy. Say It with a Song. London: Hurst & Blackett, 1956.

Cita MLA (8th ed.)

Trent, Guy. Say It with a Song. Hurst & Blackett, 1956.