Williams, R. S. Satellite image atlas of glaciers of the world. US Geological Survey professional paper 1386.
Chicago Style citaatWilliams, Richard S. "Satellite Image Atlas of Glaciers of the World." US Geological Survey Professional Paper 1386 .
MLA citatieWilliams, Richard S. "Satellite Image Atlas of Glaciers of the World." US Geological Survey Professional Paper 1386 .
Let op: Deze citaties zijn niet altijd 100% accuraat.