SpringerLink (Online service), Nederhof, M., & Morrill, G. (2013). Formal grammar: 17th and 18th International Conferences, FG 2012, Opole, Poland, August 2012, Revised Selected Papers, FG 2013, Düsseldorf, Germany, August 2013. Proceedings. Springer Berlin Heidelberg.
Chicago-Zitierstil (17. Ausg.)SpringerLink (Online service), Mark-Jan Nederhof, und Glyn Morrill. Formal Grammar: 17th and 18th International Conferences, FG 2012, Opole, Poland, August 2012, Revised Selected Papers, FG 2013, Düsseldorf, Germany, August 2013. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg, 2013.
MLA-Zitierstil (8. Ausg.)SpringerLink (Online service), et al. Formal Grammar: 17th and 18th International Conferences, FG 2012, Opole, Poland, August 2012, Revised Selected Papers, FG 2013, Düsseldorf, Germany, August 2013. Proceedings. Springer Berlin Heidelberg, 2013.