APA način citiranja (7. izdanje)

Ward, W. [. o. c. (2017). Singers' throat troubles: Their cause and cure. Norderstedt.

Čikaški stil citiranja (17. izdanje)

Ward, Whitfield. [from old catalog]. Singers' Throat Troubles: Their Cause and Cure. Hansebooks GmbH: Norderstedt, 2017.

MLA način citiranja (9. izdanje)

Ward, Whitfield. [from old catalog]. Singers' Throat Troubles: Their Cause and Cure. Norderstedt, 2017.