Synder, J. P.
Map projections: A working manual - Washington D C United States Govt. Printing Office 1987 - ix, 383p. - U.S. Geological Survey professional paper ; 1395 .
Map projections: A working manual - Washington D C United States Govt. Printing Office 1987 - ix, 383p. - U.S. Geological Survey professional paper ; 1395 .