Basement features of the Canadian Appalachians /

Autor Howie, R. D., Cumming, L. M.
Vydáno 1963

Contributions to the age of the Gaspé sandstone and Gaspé limestone /

Autor Boucot, A. J. 1924-2017, Cumming, L. M., Jaeger, Hermann, 1929-1992
Vydáno 1967