APA (7th ed.) Citation

Weltens, B. (1989). The attrition of French as a foreign language. Foris Publ.

Chicago Style (17th ed.) Citation

Weltens, Bert. The Attrition of French as a Foreign Language. Dordrecht u.a: Foris Publ, 1989.

MLA (9th ed.) Citation

Weltens, Bert. The Attrition of French as a Foreign Language. Foris Publ, 1989.