Bell, A. L. (1982). Satellite observation of Great Lakes ice, 1980-81. U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Earth Satellite Service.
Cita Chicago (17th ed.)Bell, Annie Lou. Satellite Observation of Great Lakes Ice, 1980-81. Washington, D.C.: U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Earth Satellite Service, 1982.
Cita MLA (8th ed.)Bell, Annie Lou. Satellite Observation of Great Lakes Ice, 1980-81. U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Earth Satellite Service, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.