Παραπομπή APA

de Saussure F. (1998). Courses in general linguistics. Duckworth.

Παραπομπή Chicago Style

de Saussure F. Courses in General Linguistics. London: Duckworth, 1998.

Παραπομπή MLA

de Saussure F. Courses in General Linguistics. Duckworth, 1998.