Монеты РСФСР, СССР и России 1921-2017 годов ... - Конрос
Full electronic versions are typically sold for a nominal fee (e.g., ~50–250 rubles) and are updated several times a year to reflect market changes. skachat knigu konros 2017
Includes a price gradation according to coin preservation (condition), from "Average" to "Uncirculated". skachat knigu konros 2017
The publisher occasionally offers free demo versions or older catalogs as samples on the official news page . skachat knigu konros 2017