TransliterationKorf N.A. Rukovodstvo k obucheniyu gramote (po zvukovomu sposobu), sostavlennoe Baronom Nikolaem Aleksandrovichem Korfom.
In EnglishKorf N.A. Guide to Literacy (sound method), compiled by Baron Nikolai Alexandrovich Korf. In Russian (ask us if in doubt)
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