India. Dept. of Coal. Performance budget of Department of Coal, Ministry of Energy. Printed by the Manager, Govt. of India Press.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিIndia. Dept. of Coal. Performance Budget of Department of Coal, Ministry of Energy. Faridabad: Printed by the Manager, Govt. of India Press.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিIndia. Dept. of Coal. Performance Budget of Department of Coal, Ministry of Energy. Printed by the Manager, Govt. of India Press.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.