Coupland, R. T. (1979). Grassland ecosystems of the world: Analysis of grass lands and their users.
Stile di citazione ChicagoCoupland, R T. Grassland Ecosystems of the World: Analysis of Grass Lands and Their Users. Cambridge, Cambridge University Press, 1979.
Citazione MLACoupland, R T. Grassland Ecosystems of the World: Analysis of Grass Lands and Their Users. 1979.
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