Sand and sandstone /
Pettijohn, F. J. 1904-1999
Sand and sandstone / Pettijohn, potter, siever - 618 páginas
0387900713
Arena--Congresos
Arenisca--Congresos
QE471 / P47 1973
Sand and sandstone / Pettijohn, potter, siever - 618 páginas
0387900713
Arena--Congresos
Arenisca--Congresos
QE471 / P47 1973