12th Political Science 1 March 20211 March 2021 bihar board 12 pol science | कांग्रेस प्रणाली : चुनौतियाँ और पुनर्स्थापना Read More
12th Political Science 1 March 2021 bihar board 12 political | राष्ट्र-निर्माण की चुनौतियाँ Read More
12th Political Science 28 February 2021 bihar board 12 political science | पर्यावरण और प्राकृतिक संसाधन Read More
12th Geography 28 February 2021 Bihar Board 12 Geography notes | भौगोलिक परिपेक्ष्य में चयनित Read More
12th Political Science 28 February 20211 March 2021 Bihar Board 12 political science notes | समकालीन विश्व में सुरक्षा Read More
12th Geography 28 February 2021 Bihar Board Class 12 Geography notes | अंतर्राष्ट्रीय व्यापार Read More
