: The most common textbook. GDZ usually covers "Check yourself" (Проверь себя) and "In class and at home" (В классе и дома) sections.
Political regimes (Democracy, Authoritarianism, Totalitarianism). obshchestvo 9 klass gdz
The structure of the Russian government (Executive, Legislative, Judicial branches). : Foundations of the constitutional order. : The most common textbook
If you are looking for specific answers to textbook questions, these are the primary sources used in Russian schools: obshchestvo 9 klass gdz
: Social Science answers often require personal examples. GDZ provides a template, but adding your own context earns higher marks.