Παραπομπή σε μορφή APA (7η εκδ.)

ebrary, Inc, Lange, C., Wolf, G., & Schaefer, U. (2012). Communicative spaces: Variation, contact, and change : papers in honour of Ursula Schaefer. Peter Lang.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ebrary, Inc, Claudia Lange, Göran Wolf, και Ursula Schaefer. Communicative Spaces: Variation, Contact, and Change : Papers in Honour of Ursula Schaefer. Frankfurt am Main: Peter Lang, 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

ebrary, Inc, et al. Communicative Spaces: Variation, Contact, and Change : Papers in Honour of Ursula Schaefer. Peter Lang, 2012.