Republica Socialistă România, harta tectonică : scara 1:1.000.000 = République socialiste de Roumanie, carte tectonique : échelle 1:1.000.000 /
Institutul Geologic (Romania)
[Bucharest?] : Institutul Geologic,
[1970]
Title in Romanian, French, and Russian.
Includes note.
Geology, Structural