Não informado. (1960). Soviet geography. V.H. Winston & Sons.
Chicago Style (17th ed.) CitationNão informado. Soviet Geography. Silver Spring, Md: V.H. Winston & Sons, 1960.
MLA (8th ed.) CitationNão informado. Soviet Geography. V.H. Winston & Sons, 1960.
Warning: These citations may not always be 100% accurate.