Cita APA

Foster, W., Christensen, P., & Fox, A. (2013). German all-in-one for dummies. John Wiley & Sons.

Citación estilo Chicago

Foster, Wendy, Paulina Christensen, and Anne Fox. German All-in-one for Dummies. Hoboken, New Jersey: John Wiley & Sons, 2013.

Cita MLA

Foster, Wendy, et al. German All-in-one for Dummies. John Wiley & Sons, 2013.