Shapley, Harlow.
Galaxies / revised by Paul W. Hodge. - Third Ed. / - London : Harvard University Press. - p.232,x :
0-674-34052-3
Universe
B9 / H35,L2
Galaxies / revised by Paul W. Hodge. - Third Ed. / - London : Harvard University Press. - p.232,x :
0-674-34052-3
Universe
B9 / H35,L2