OBRUCHEV, V.
Fundermentals of geology,popular outline /[by] V.Obruchev - Moscow Foreign Languages Publishing House [n.d] - 374 p.
82844
910.11 / OBR
Fundermentals of geology,popular outline /[by] V.Obruchev - Moscow Foreign Languages Publishing House [n.d] - 374 p.
82844
910.11 / OBR