APA (7e ed.) Bronvermelding

(1991). Standardization of National Languages. Proceedings of a Symposium on Language Standardization (Hamburg, Germany, February 2-3, 1991) Utta von Gleich, Ed. and Ekkehard Wolff, Ed. [microform].

Chicago (17e ed.) Bronvermelding

Standardization of National Languages. Proceedings of a Symposium on Language Standardization (Hamburg, Germany, February 2-3, 1991) Utta Von Gleich, Ed. and Ekkehard Wolff, Ed. [microform]. 1991.

MLA (9e ed.) Bronvermelding

Standardization of National Languages. Proceedings of a Symposium on Language Standardization (Hamburg, Germany, February 2-3, 1991) Utta Von Gleich, Ed. and Ekkehard Wolff, Ed. [microform]. 1991.