Surender ,Singh. (2011). Geography: For State Civil Services and Other Competitive Examinations. Tata McGraw Hill Education Pvt.Ltd.
শিকাগো স্টাইলে সাইটেশনSurender ,Singh. Geography: For State Civil Services and Other Competitive Examinations. New Delhi: Tata McGraw Hill Education Pvt.Ltd, 2011.
এমএলএ সাইটেশনSurender ,Singh. Geography: For State Civil Services and Other Competitive Examinations. Tata McGraw Hill Education Pvt.Ltd, 2011.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.