Παραπομπή σε μορφή APA (7η εκδ.)

Siepmann, D. (2005). Discourse markers across languages: A contrastive study of second-level discourse markers in native and non-native text with implications for general and pedagogic lexicography. Routledge.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Siepmann, Dirk. Discourse Markers Across Languages: A Contrastive Study of Second-level Discourse Markers in Native and Non-native Text with Implications for General and Pedagogic Lexicography. New York: Routledge, 2005.

Παραπομπή σε μορφή MLA (8th εκδ.)

Siepmann, Dirk. Discourse Markers Across Languages: A Contrastive Study of Second-level Discourse Markers in Native and Non-native Text with Implications for General and Pedagogic Lexicography. Routledge, 2005.