Ah mir publications, One of my favorite book during school was elementary mathematics by them. https://www.amazon.com/Elementary-Mathematics-G-Dorofeev/dp/81239

Ah mir publications, One of my favorite book during school was elementary mathematics by them. https://www.amazon.com/Elementary-Mathematics-G-Dorofeev/dp/8123908423 https://www.amazon.com/Elementary-Mathematics-G-Dorofeev/dp/...