APA (7th ed.) Citation

Kingdon, R. (1958). The groundwork of English intonation / by Roger Kingdon. Longmans, Green.

Chicago Style (17th ed.) Citation

Kingdon, Roger. The Groundwork of English Intonation / by Roger Kingdon. London: Longmans, Green, 1958.

MLA (9th ed.) Citation

Kingdon, Roger. The Groundwork of English Intonation / by Roger Kingdon. Longmans, Green, 1958.

Warning: These citations may not always be 100% accurate.