Style de citation APA (7e éd.)

Douglas, E. S., Girimonti, S., & Samuel, J. (2019). B2 speaking skills: The six, themed modules give you non-stop speaking practice. Editorial Tébar Flores.

Style de citation Chicago (17e éd.)

Douglas, Elisabeth S., Silvia Girimonti, et Julia Samuel. B2 Speaking Skills: The Six, Themed Modules Give You Non-stop Speaking Practice. Madrid, España: Editorial Tébar Flores, 2019.

Style de citation MLA (8e éd.)

Douglas, Elisabeth S., et al. B2 Speaking Skills: The Six, Themed Modules Give You Non-stop Speaking Practice. Editorial Tébar Flores, 2019.