Gradstein, F.M. .
Geologic time scale 2004 / edited by F.M. Gradstein, J.G. Ogg and A.G. Smith. - Cambridge : Cambridge University Press , 2004 - 589p ;
0-521-78673-8
Geology
H / P4
Geologic time scale 2004 / edited by F.M. Gradstein, J.G. Ogg and A.G. Smith. - Cambridge : Cambridge University Press , 2004 - 589p ;
0-521-78673-8
Geology
H / P4