Cita APA (7a ed.)

Kingdon, R. (1966). The groundwork of English intonation (1st ed, 3rd impression.). Longmans.

Cita Chicago Style (17a ed.)

Kingdon, Roger. The Groundwork of English Intonation. 1st ed, 3rd impression. London: Longmans, 1966.

Cita MLA (9a ed.)

Kingdon, Roger. The Groundwork of English Intonation. 1st ed, 3rd impression. Longmans, 1966.