Citazione Stile APA (7a Edizione)

ebrary, Inc, Baker, C. D., Emmison, M., & Firth, A. (2005). Calling for help: Language and social interaction in telephone helplines. John Benjamins Pub. Co..

Citazione stile Chigago Style (17a edizione)

ebrary, Inc, Carolyn D. Baker, Michael Emmison, e Alan Firth. Calling for Help: Language and Social Interaction in Telephone Helplines. Amsterdam ; Philadelphia: John Benjamins Pub. Co., 2005.

Citatione MLA (9a ed.)

ebrary, Inc, et al. Calling for Help: Language and Social Interaction in Telephone Helplines. John Benjamins Pub. Co., 2005.