APA引文

Ripper, H. J. (1938). Vital speech: A study in perfect utterance. Methuen & Co., Ltd..

Chicago Style (17th ed.) Citation

Ripper, Harold J. Vital Speech: A Study in Perfect Utterance. London: Methuen & Co., Ltd., 1938.

MLA引文

Ripper, Harold J. Vital Speech: A Study in Perfect Utterance. Methuen & Co., Ltd., 1938.