DANUSAPUTRA, S. M. (1981). Environmental Education And Training (supporting Programme For The Development Of Environmental Law). Binacipta Publishing.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিDANUSAPUTRA, ST. Munadjat. Environmental Education And Training (supporting Programme For The Development Of Environmental Law). Binacipta Publishing, 1981.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিDANUSAPUTRA, ST. Munadjat. Environmental Education And Training (supporting Programme For The Development Of Environmental Law). Binacipta Publishing, 1981.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.