Columbia subject headings:
Kolosovskiĭ, N. N. (Nikolaĭ Nikolaevich), 1891-1954.
Harvard subject headings:
Economic zoning--Soviet Union.
Economists--Soviet Union--Biography
Geographers--Soviet Union--Biography
Kolosovskiĭ, N. N. (Nikolaĭ Nikolaevich), 1891-1954.
Soviet Union--Economic conditions--1917-1945--Regional disparities.
Soviet Union--Economic conditions--1945-1955--Regional disparities.
Princeton subject headings:
Kolosovskiĭ, N. N. (Nikolaĭ Nikolaevich), 1891-1954.