TransliterationErtel, V. Metoda Ertelya dlya obucheniya inostrannym yazykam, primenennaya im k obucheniyu yazyku russkomu, s sodeystviem Aleksandra Glebova.
In EnglishErtel, B. Ertels method for teaching foreign languages, which he applied to teaching Russian, with the assistance of Alexander Glebov. In Russian (ask us if in doubt)
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