@inbook {2863,
	title = {Monitoring Vegetation and Rare Plant Populations in US National Parks and Preserves},
	booktitle = {The Biological Aspects of Rare Plant Conservation},
	year = {1981},
	pages = {265-278},
	publisher = {John Wiley \& Sons Ltd. },
	organization = {John Wiley \& Sons Ltd. },
	chapter = {22},
	address = {New York},
	keywords = {Flora, Geography, Mapping, Vegetation monitoring},
	author = {White, Peter S and Susan Power Bratton},
	editor = {Synge, Hugh}
}
