Display on a
Biochronology: standard of Phanerozoic time
; Bamber, E W; Bolton, T E; Copeland, M J; Cumming, L M; Frebold, H; Fritz, W H;
Jeletzky, J A; McGregor, D C; McLaren, D J; Norford, B S; Norris, A W; Sinclair, G W; Tozer, E T; Wagner, F J E; in, Geology and
economic minerals of Canada
; Douglas, R J W (ed.). Geological Survey of Canada, Economic Geology Report 1, (ed. 5), 1970 p.
Download (whole publication)