Cita APA (7a ed.)

kay, S., Jones, V., & Hird, J. American Inside out: Student's Book. Intermediate.

Cita Chicago Style (17a ed.)

kay, Sue, Vaughan Jones, y Jon Hird. American Inside Out: Student's Book. Intermediate.

Cita MLA (9a ed.)

kay, Sue, et al. American Inside Out: Student's Book. Intermediate.