Sites like Koob.ru list multiple titles by Yuri Volkov for online browsing.
His famous study on Russian capitalism. While more of a research monograph than a general textbook, it is a staple in modern Russian sociology. Where to Download or Read volkov sotsiologiia kniga skachat
This is a widely used academic textbook designed for higher education students. It covers the history of social ideas, basic concepts, and modern sociological paradigms. Sites like Koob