@article {34723,
	title = {Northern deltas - oases for wildlife. No. 1 Peace-Athabasca to Mackenzie : a vital wildlife corridor. No. 2. Peace-Athabasca Delta. No. 3. Slave delta. No. 4. Mackenzie Delta},
	year = {1985},
	note = {2 col. Maps double sided},
	institution = {Environment Canada, Canadian Wildlife Service},
	author = {Griffiths, D. E. and Townsend, G. H.}
}
