Cita APA (7th ed.)
Bakker, D., Haspelmath, M., & Siewierska, A. (2013). Languages across boundaries: Studies in memory of Anna Siewierska. De Gruyter.
Cita Chicago (17th ed.)
Bakker, Dik, Martin Haspelmath, i Anna Siewierska. Languages Across Boundaries: Studies in Memory of Anna Siewierska. Berlin: De Gruyter, 2013.
Cita MLA (9th ed.)
Bakker, Dik, et al. Languages Across Boundaries: Studies in Memory of Anna Siewierska. De Gruyter, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.