Columbia subject headings:
Caucasus, Northern (Russia)--History.
Dagestan (Russia)--History.
Harbors--Russia (Federation)--Makhachkala.
Makhachkala (Russia)--History.
Makhachkalinskiĭ morskoĭ torgovyĭ port.
Harvard subject headings:
Princeton subject headings:
Caucasus, Northern (Russia)--History.
Dagestan (Russia)--History.
Harbors--Russia (Federation)--Makhachkala.
Makhachkala (Russia)--Commerce.
Makhachkalinskiĭ morskoĭ torgovyĭ port.