Survey of India. (1987). Instructions for publication of maps by central/state government departments/offices and private publishers. Survey of India.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিSurvey of India. Instructions for Publication of Maps by Central/state Government Departments/offices and Private Publishers. [Dehra Dun]: Survey of India, 1987.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিSurvey of India. Instructions for Publication of Maps by Central/state Government Departments/offices and Private Publishers. Survey of India, 1987.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.