Não informado. (1971). NOAA Technical Report NOS. U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. NOAA Technical Report NOS. Rockville, Md: U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey, 1971.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. NOAA Technical Report NOS. U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey, 1971.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.