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by Nance, Damian; Murphy, Brendan
by Glenn, David Daniel
by Knott, Jeffrey R.; Henderson, Wayne; Butcher, Patricia; et al.
by Knott, Jeffrey R.; Henderson, Wayne; Butcher, Patrica; et al.
by Plummer, Charles C.; Carlson, Diane H.; Hammersley, Lisa
by Hooks, Benjamin
by American Geological Institute, AGI; NAGT - National Association of Geoscience Teachers; Cronin, Vincent; et al.
by Tarbuck, Edward J.; Lutgens, Frederick K.; Tasa, Dennis G.