Παραπομπή APA

Schmid, H., & Ungerer, F. (1997). An introduction to cognitive linguistics.

Παραπομπή Chicago Style

Schmid, Hans-Jorg, και Friedrich Ungerer. An Introduction to Cognitive Linguistics. London, Longman, 1997.

Παραπομπή MLA

Schmid, Hans-Jorg, και Friedrich Ungerer. An Introduction to Cognitive Linguistics. 1997.