: The Prosveshcheniye Mediateka provides the official electronic form of the textbook. Direct Educational Links :
: Good for finding pre-owned hardback copies at a lower price. Some listings specifically mention "softcover" (мягкий переплет), so be sure to ask the seller or check the description for "hardbound".
The SPK Distance Learning Portal offers a direct download for the School of Russia (Shkola Rossii) curriculum.