If you are looking for information regarding the title (or "Август. Восьмого"), it is most famously known as a 2012 Russian war drama film directed by Dzhanik Fayziev.
If you are searching for a book to read or download, you may be thinking of one of these titles: August 8 (2012) kniga avgust vosmogo skachat
The film is set during the 2008 South Ossetia conflict. It follows a young mother, Ksenia, who must travel into the war zone to save her son, Artyom. If you are looking for information regarding the