Columbia subject headings:
Albertus-Universität zu Königsberg i. Pr.--History.
Baltic philology--Study and teaching (Higher)--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)--History.
Philology--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)--History.
Slavic philology--Study and teaching (Higher)--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)--History.
Harvard subject headings:
Albertus-Universität zu Königsberg i. Pr.--History.
Baltic philology--Study and teaching (Higher)--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)--History.
Philology--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)--History.
Slavic philology--Study and teaching (Higher)--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)--History.
Princeton subject headings:
Albertus-Universität zu Königsberg i. Pr.--History.
Baltic philology--Study and teaching (Higher)--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)--History.
Philology--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)--History.
Slavic philology--Study and teaching (Higher)--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)--History.